EHDS Logical Information Models
0.2.1 - qa-preview

EHDS Logical Information Models, published by Xt-EHR. This guide is not an authorized publication; it is the continuous build for version 0.2.1 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/Xt-EHR/xt-ehr-common/ and changes regularly. See the Directory of published versions

## Logical Model: EHDSAttachment - JSON Profile

Draft as of 2026-02-05

JSON representation of the EHDSAttachment logical model.

Raw json | Download

    {
      "resourceType" : "StructureDefinition",
      "id" : "EHDSAttachment",
      "text" : {
        "status" : "extensions",
        "div" : "<div xmlns=\"http://www.w3.org/1999/xhtml\"><p class=\"res-header-id\"><b>Generated Narrative: StructureDefinition EHDSAttachment</b></p><table border=\"0\" cellpadding=\"0\" cellspacing=\"0\" style=\"border: 0px #F0F0F0 solid; font-size: 11px; font-family: verdana; vertical-align: top;\"><tr style=\"border: 1px #F0F0F0 solid; font-size: 11px; font-family: verdana; vertical-align: top\"><th style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; padding-top: 3px; padding-bottom: 3px\" class=\"hierarchy\"><a href=\"https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views\" title=\"The logical name of the element\">Name</a></th><th style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; padding-top: 3px; padding-bottom: 3px\" class=\"hierarchy\"><a href=\"https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views\" title=\"Information about the use of the element\">Flags</a></th><th style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; padding-top: 3px; padding-bottom: 3px\" class=\"hierarchy\"><a href=\"https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views\" title=\"Minimum and Maximum # of times the element can appear in the instance\">Card.</a></th><th style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; padding-top: 3px; padding-bottom: 3px; width: 100px\" class=\"hierarchy\"><a href=\"https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views\" title=\"Reference to the type of the element\">Type</a></th><th style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; padding-top: 3px; padding-bottom: 3px\" class=\"hierarchy\"><a href=\"https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views\" title=\"Additional information about the element\">Description &amp; Constraints</a><span style=\"float: right\"><a href=\"https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views\" title=\"Legend for this format\"><img src=\"data:image/png;base64, \" alt=\"doco\" style=\"background-color: inherit\"/></a></span></th></tr><tr style=\"border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: white\"><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck1.png)\" class=\"hierarchy\"><img src=\"tbl_spacer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"icon_element.gif\" alt=\".\" style=\"background-color: white; background-color: inherit\" title=\"Element\" class=\"hierarchy\"/> <a href=\"StructureDefinition-EHDSAttachment-definitions.html#EHDSAttachment\" title=\"EHDS refined base model for This type is for containing or referencing attachments - additional data content defined in other formats. The most common use of this type is to include images or reports in some report format such as PDF. However, it can be used for any data that has a MIME type.\">EHDSAttachment</a><a name=\"EHDSAttachment\"> </a></td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><span style=\"opacity: 0.5\">0</span><span style=\"opacity: 0.5\">..</span><span style=\"opacity: 0.5\">*</span></td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a href=\"http://hl7.org/fhir/R5/types.html#Base\">Base</a></td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">Attachment model<br/><span style=\"font-weight:bold\">Instances of this logical model can be the target of a Reference</span></td></tr>\r\n<tr style=\"border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: #F7F7F7\"><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck10.png)\" class=\"hierarchy\"><img src=\"tbl_spacer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vjoin.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"icon_datatype.gif\" alt=\".\" style=\"background-color: #F7F7F7; background-color: inherit\" title=\"Data Type\" class=\"hierarchy\"/> <a href=\"StructureDefinition-EHDSAttachment-definitions.html#EHDSAttachment.contentType\" title=\"Mime type of the content, with charset etc.\">contentType</a><a name=\"EHDSAttachment.contentType\"> </a></td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">0..1</td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a href=\"http://hl7.org/fhir/R5/datatypes.html#CodeableConcept\">CodeableConcept</a></td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">Mime type of the content, with charset etc.<br class=\"binding\"/><span style=\"font-weight:bold\" title=\"null\" class=\"binding\">Binding Description: </span><span title=\"null\" class=\"binding\"> (</span><a href=\"http://hl7.org/fhir/R5/terminologies.html#preferred\" title=\"Instances are encouraged to draw from the specified codes for interoperability purposes but are not required to do so to be considered conformant.\" class=\"binding\">preferred</a><span title=\"null\" class=\"binding\">)</span><span title=\"null\" class=\"binding\">: </span><span title=\"null\" class=\"binding\">BCP-13</span></td></tr>\r\n<tr style=\"border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: white\"><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck10.png)\" class=\"hierarchy\"><img src=\"tbl_spacer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vjoin.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"icon_datatype.gif\" alt=\".\" style=\"background-color: white; background-color: inherit\" title=\"Data Type\" class=\"hierarchy\"/> <a href=\"StructureDefinition-EHDSAttachment-definitions.html#EHDSAttachment.language\" title=\"Human language of the content\">language</a><a name=\"EHDSAttachment.language\"> </a></td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">0..1</td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a href=\"http://hl7.org/fhir/R5/datatypes.html#CodeableConcept\">CodeableConcept</a></td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">Human language of the content<br class=\"binding\"/><span style=\"font-weight:bold\" title=\"null\" class=\"binding\">Binding Description: </span><span title=\"null\" class=\"binding\"> (</span><a href=\"http://hl7.org/fhir/R5/terminologies.html#preferred\" title=\"Instances are encouraged to draw from the specified codes for interoperability purposes but are not required to do so to be considered conformant.\" class=\"binding\">preferred</a><span title=\"null\" class=\"binding\">)</span><span title=\"null\" class=\"binding\">: </span><span title=\"null\" class=\"binding\">BCP 47</span></td></tr>\r\n<tr style=\"border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: #F7F7F7\"><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck10.png)\" class=\"hierarchy\"><img src=\"tbl_spacer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vjoin.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"icon_primitive.png\" alt=\".\" style=\"background-color: #F7F7F7; background-color: inherit\" title=\"Primitive Data Type\" class=\"hierarchy\"/> <a href=\"StructureDefinition-EHDSAttachment-definitions.html#EHDSAttachment.data\" title=\"The actual data of the attachment - a sequence of bytes, base64 encoded.\">data</a><a name=\"EHDSAttachment.data\"> </a></td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">0..1</td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a href=\"http://hl7.org/fhir/R5/datatypes.html#base64Binary\">base64Binary</a></td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">The actual data of the attachment - a sequence of bytes, base64 encoded.</td></tr>\r\n<tr style=\"border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: white\"><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck10.png)\" class=\"hierarchy\"><img src=\"tbl_spacer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vjoin.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"icon_primitive.png\" alt=\".\" style=\"background-color: white; background-color: inherit\" title=\"Primitive Data Type\" class=\"hierarchy\"/> <a href=\"StructureDefinition-EHDSAttachment-definitions.html#EHDSAttachment.url\" title=\"A location where the data can be accessed.\">url</a><a name=\"EHDSAttachment.url\"> </a></td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">0..1</td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a href=\"http://hl7.org/fhir/R5/datatypes.html#uri\">uri</a></td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">A location where the data can be accessed.</td></tr>\r\n<tr style=\"border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: #F7F7F7\"><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck10.png)\" class=\"hierarchy\"><img src=\"tbl_spacer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vjoin.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"icon_primitive.png\" alt=\".\" style=\"background-color: #F7F7F7; background-color: inherit\" title=\"Primitive Data Type\" class=\"hierarchy\"/> <a href=\"StructureDefinition-EHDSAttachment-definitions.html#EHDSAttachment.size\" title=\"The number of bytes of data that make up this attachment (before base64 encoding).\">size</a><a name=\"EHDSAttachment.size\"> </a></td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">0..1</td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a href=\"http://hl7.org/fhir/R5/datatypes.html#integer64\">integer64</a></td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">The number of bytes of data that make up this attachment (before base64 encoding).</td></tr>\r\n<tr style=\"border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: white\"><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck00.png)\" class=\"hierarchy\"><img src=\"tbl_spacer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vjoin_end.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"icon_primitive.png\" alt=\".\" style=\"background-color: white; background-color: inherit\" title=\"Primitive Data Type\" class=\"hierarchy\"/> <a href=\"StructureDefinition-EHDSAttachment-definitions.html#EHDSAttachment.title\" title=\"A label or set of text to display in place of the data.\">title</a><a name=\"EHDSAttachment.title\"> </a></td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">0..1</td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a href=\"http://hl7.org/fhir/R5/datatypes.html#string\">string</a></td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">A label or set of text to display in place of the data.</td></tr>\r\n<tr><td colspan=\"5\" class=\"hierarchy\"><br/><a href=\"https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views\" title=\"Legend for this format\"><img src=\"data:image/png;base64, \" alt=\"doco\" style=\"background-color: inherit\"/> Documentation for this format</a></td></tr></table></div>"
      },
      "extension" : [
        {
          "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-type-characteristics",
          "valueCode" : "can-be-target"
        }
      ],
      "url" : "http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSAttachment",
      "version" : "0.2.1",
      "name" : "EHDSAttachment",
      "title" : "Attachment model",
      "status" : "draft",
      "date" : "2026-02-05T13:46:24+00:00",
      "publisher" : "Xt-EHR",
      "contact" : [
        {
          "name" : "Xt-EHR",
          "telecom" : [
            {
              "system" : "url",
              "value" : "http://www.xt-ehr.eu/"
            }
          ]
        }
      ],
      "description" : "EHDS refined base model for This type is for containing or referencing attachments - additional data content defined in other formats. The most common use of this type is to include images or reports in some report format such as PDF. However, it can be used for any data that has a MIME type.",
      "fhirVersion" : "5.0.0",
      "mapping" : [
        {
          "identity" : "rim",
          "uri" : "http://hl7.org/v3",
          "name" : "RIM Mapping"
        }
      ],
      "kind" : "logical",
      "abstract" : false,
      "type" : "http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSAttachment",
      "baseDefinition" : "http://hl7.org/fhir/StructureDefinition/Base",
      "derivation" : "specialization",
      "snapshot" : {
        "extension" : [
          {
            "url" : "http://hl7.org/fhir/tools/StructureDefinition/snapshot-base-version",
            "valueString" : "5.0.0"
          }
        ],
        "element" : [
          {
            "id" : "EHDSAttachment",
            "path" : "EHDSAttachment",
            "short" : "Attachment model",
            "definition" : "EHDS refined base model for This type is for containing or referencing attachments - additional data content defined in other formats. The most common use of this type is to include images or reports in some report format such as PDF. However, it can be used for any data that has a MIME type.",
            "min" : 0,
            "max" : "*",
            "base" : {
              "path" : "Base",
              "min" : 0,
              "max" : "*"
            },
            "isModifier" : false,
            "mapping" : [
              {
                "identity" : "rim",
                "map" : "n/a"
              }
            ]
          },
          {
            "id" : "EHDSAttachment.contentType",
            "path" : "EHDSAttachment.contentType",
            "short" : "Mime type of the content, with charset etc.",
            "definition" : "Mime type of the content, with charset etc.",
            "min" : 0,
            "max" : "1",
            "base" : {
              "path" : "EHDSAttachment.contentType",
              "min" : 0,
              "max" : "1"
            },
            "type" : [
              {
                "code" : "CodeableConcept"
              }
            ],
            "binding" : {
              "strength" : "preferred",
              "description" : "BCP-13"
            }
          },
          {
            "id" : "EHDSAttachment.language",
            "path" : "EHDSAttachment.language",
            "short" : "Human language of the content",
            "definition" : "Human language of the content",
            "min" : 0,
            "max" : "1",
            "base" : {
              "path" : "EHDSAttachment.language",
              "min" : 0,
              "max" : "1"
            },
            "type" : [
              {
                "code" : "CodeableConcept"
              }
            ],
            "binding" : {
              "strength" : "preferred",
              "description" : "BCP 47"
            }
          },
          {
            "id" : "EHDSAttachment.data",
            "path" : "EHDSAttachment.data",
            "short" : "The actual data of the attachment - a sequence of bytes, base64 encoded.",
            "definition" : "The actual data of the attachment - a sequence of bytes, base64 encoded.",
            "min" : 0,
            "max" : "1",
            "base" : {
              "path" : "EHDSAttachment.data",
              "min" : 0,
              "max" : "1"
            },
            "type" : [
              {
                "code" : "base64Binary"
              }
            ]
          },
          {
            "id" : "EHDSAttachment.url",
            "path" : "EHDSAttachment.url",
            "short" : "A location where the data can be accessed.",
            "definition" : "A location where the data can be accessed.",
            "min" : 0,
            "max" : "1",
            "base" : {
              "path" : "EHDSAttachment.url",
              "min" : 0,
              "max" : "1"
            },
            "type" : [
              {
                "code" : "uri"
              }
            ]
          },
          {
            "id" : "EHDSAttachment.size",
            "path" : "EHDSAttachment.size",
            "short" : "The number of bytes of data that make up this attachment (before base64 encoding).",
            "definition" : "The number of bytes of data that make up this attachment (before base64 encoding).",
            "min" : 0,
            "max" : "1",
            "base" : {
              "path" : "EHDSAttachment.size",
              "min" : 0,
              "max" : "1"
            },
            "type" : [
              {
                "code" : "integer64"
              }
            ]
          },
          {
            "id" : "EHDSAttachment.title",
            "path" : "EHDSAttachment.title",
            "short" : "A label or set of text to display in place of the data.",
            "definition" : "A label or set of text to display in place of the data.",
            "min" : 0,
            "max" : "1",
            "base" : {
              "path" : "EHDSAttachment.title",
              "min" : 0,
              "max" : "1"
            },
            "type" : [
              {
                "code" : "string"
              }
            ]
          }
        ]
      },
      "differential" : {
        "element" : [
          {
            "id" : "EHDSAttachment",
            "path" : "EHDSAttachment",
            "short" : "Attachment model",
            "definition" : "EHDS refined base model for This type is for containing or referencing attachments - additional data content defined in other formats. The most common use of this type is to include images or reports in some report format such as PDF. However, it can be used for any data that has a MIME type."
          },
          {
            "id" : "EHDSAttachment.contentType",
            "path" : "EHDSAttachment.contentType",
            "short" : "Mime type of the content, with charset etc.",
            "definition" : "Mime type of the content, with charset etc.",
            "min" : 0,
            "max" : "1",
            "type" : [
              {
                "code" : "CodeableConcept"
              }
            ],
            "binding" : {
              "strength" : "preferred",
              "description" : "BCP-13"
            }
          },
          {
            "id" : "EHDSAttachment.language",
            "path" : "EHDSAttachment.language",
            "short" : "Human language of the content",
            "definition" : "Human language of the content",
            "min" : 0,
            "max" : "1",
            "type" : [
              {
                "code" : "CodeableConcept"
              }
            ],
            "binding" : {
              "strength" : "preferred",
              "description" : "BCP 47"
            }
          },
          {
            "id" : "EHDSAttachment.data",
            "path" : "EHDSAttachment.data",
            "short" : "The actual data of the attachment - a sequence of bytes, base64 encoded.",
            "definition" : "The actual data of the attachment - a sequence of bytes, base64 encoded.",
            "min" : 0,
            "max" : "1",
            "type" : [
              {
                "code" : "base64Binary"
              }
            ]
          },
          {
            "id" : "EHDSAttachment.url",
            "path" : "EHDSAttachment.url",
            "short" : "A location where the data can be accessed.",
            "definition" : "A location where the data can be accessed.",
            "min" : 0,
            "max" : "1",
            "type" : [
              {
                "code" : "uri"
              }
            ]
          },
          {
            "id" : "EHDSAttachment.size",
            "path" : "EHDSAttachment.size",
            "short" : "The number of bytes of data that make up this attachment (before base64 encoding).",
            "definition" : "The number of bytes of data that make up this attachment (before base64 encoding).",
            "min" : 0,
            "max" : "1",
            "type" : [
              {
                "code" : "integer64"
              }
            ]
          },
          {
            "id" : "EHDSAttachment.title",
            "path" : "EHDSAttachment.title",
            "short" : "A label or set of text to display in place of the data.",
            "definition" : "A label or set of text to display in place of the data.",
            "min" : 0,
            "max" : "1",
            "type" : [
              {
                "code" : "string"
              }
            ]
          }
        ]
      }
    }