curl --request GET \
  --url http://localhost:3001/api/v1/templates/key/{templateKey} \
  --header 'x-api-key: <api-key>'

{
  "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "organizationId": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "name": "<string>",
  "key": "<string>",
  "type": "<string>",
  "resourceType": "<string>",
  "senderProfileId": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "brandKitId": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "defaultSegmentId": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "source": "<string>",
  "language": "<string>",
  "createdAt": "2023-11-07T05:31:56Z",
  "updatedAt": "2023-11-07T05:31:56Z",
  "definition": {
    "type": "Email",
    "emailContentsType": "Code",
    "codeFormat": "json",
    "from": "",
    "subject": "",
    "body": {
      "specVersion": "email-spec.v1",
      "root": "<string>",
      "elements": {}
    },
    "subType": "<string>",
    "replyTo": "<string>",
    "preheader": "<string>",
    "defaultBody": {
      "type": "doc",
      "content": [
        "<unknown>"
      ]
    },
    "renderVariables": {},
    "sensitiveTransactionalVariablePaths": [
      "<string>"
    ]
  },
  "definitionCompatibility": {
    "expectedVersion": "email-spec.v1",
    "fromVersion": "<string>",
    "issues": [
      {
        "code": "<string>",
        "message": "<string>",
        "path": "<string>"
      }
    ],
    "canAutoRepair": true
  },
  "sourceMetadata": null,
  "currentSnapshotId": "3c90c3cc-0d44-4b50-8888-8dd25736052a"
}