curl --request POST \
  --url https://api.sandbox.trycollate.ai/v1/prior-auth/authorizations/{authorizationId}/cancel \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "reason": "Submitted in error"
}
'

{
  "id": "auth_123",
  "workflowState": "cancelled",
  "decisionState": "unknown",
  "urgency": "standard",
  "submissionChannel": null,
  "payer": {
    "id": "payer_aetna",
    "slug": "aetna",
    "displayName": "Aetna"
  },
  "patient": {
    "identifiers": [
      {
        "type": "mrn",
        "value": "MRN-001"
      }
    ],
    "firstName": "Jane",
    "lastName": "Doe",
    "dateOfBirth": "1988-05-09",
    "gender": "female",
    "phone": "415-555-0100",
    "address": {
      "line1": "123 Main St",
      "city": "San Francisco",
      "state": "CA",
      "zip": "94105"
    }
  },
  "coverage": {
    "payerId": "payer_aetna",
    "memberId": "W123456789",
    "groupNumber": "GRP-123",
    "planType": "commercial",
    "insuranceState": "CA"
  },
  "providers": [
    {
      "role": "prescribing",
      "identifiers": [
        {
          "type": "npi",
          "value": "1234567890"
        }
      ],
      "firstName": "Ajay",
      "lastName": "Patel",
      "specialty": "hematologist",
      "phone": "415-555-0100",
      "fax": "415-555-0101",
      "address": {
        "line1": "100 Main St",
        "city": "San Francisco",
        "state": "CA",
        "zip": "94105"
      }
    }
  ],
  "service": {
    "code": "J0791",
    "codeSystem": "hcpcs",
    "drugName": "Adakveo",
    "requestedStartDate": "2026-03-13",
    "requestedEndDate": "2026-09-13"
  },
  "diagnoses": [
    {
      "code": "D57.00",
      "codeSystem": "icd_10"
    }
  ],
  "locations": null,
  "requestedBy": {
    "firstName": "Alicia",
    "lastName": "Gomez",
    "phone": "415-555-0100"
  },
  "siteOfCare": null,
  "treatmentPhase": null,
  "questionnaire": {
    "resourceType": "Questionnaire",
    "url": "https://api.example.com/questionnaires/aetna-adakveo-precert-2026-01",
    "title": "Adakveo Medication Precertification Request",
    "status": "active",
    "item": [
      {
        "linkId": "request",
        "text": "Request details",
        "type": "group",
        "item": [
          {
            "linkId": "request_type",
            "text": "Request type",
            "type": "choice",
            "required": true,
            "answerOption": [
              {
                "valueCoding": {
                  "code": "start_of_treatment",
                  "display": "Start of treatment"
                }
              }
            ]
          },
          {
            "linkId": "acknowledgment_date",
            "text": "Acknowledgment date",
            "type": "date",
            "required": true
          }
        ]
      }
    ]
  },
  "questionnaireResponse": {
    "resourceType": "QuestionnaireResponse",
    "questionnaire": "https://api.example.com/questionnaires/aetna-adakveo-precert-2026-01",
    "status": "completed",
    "item": [
      {
        "linkId": "request_type",
        "answer": [
          {
            "valueCoding": {
              "code": "start_of_treatment",
              "display": "Start of treatment"
            }
          }
        ]
      },
      {
        "linkId": "acknowledgment_date",
        "answer": [
          {
            "valueDate": "2026-03-13"
          }
        ]
      }
    ]
  },
  "paRequired": true,
  "recommendedChannel": "fax",
  "availableChannels": [
    "fax"
  ],
  "supportingDocumentationGuidance": [
    "Recent hematology note describing the diagnosis and treatment plan.",
    "Utilization summary documenting vaso-occlusive crises in the last 12 months."
  ],
  "sourceForm": {
    "formId": "aetna-adakveo-precert-2026-01",
    "title": "Adakveo Medication Precertification Request",
    "formDocumentUrl": "https://cdn.example.com/forms/aetna-adakveo-precert-2026-01.pdf",
    "pageCount": 2
  },
  "provenance": {
    "sourceFormId": "aetna-adakveo-precert-2026-01",
    "sourceName": "Adakveo Medication Precertification Request",
    "effectiveDate": "2026-01-12T15:23:46.000Z"
  },
  "templateVersion": "2026-01",
  "lastVerifiedAt": "2026-01-12T15:23:46.000Z",
  "expiresAt": null,
  "attachments": [],
  "actions": [],
  "decisionDetails": {
    "certificationNumber": null,
    "payerReferenceNumber": null,
    "denialReasonCode": null,
    "denialReasonMessage": null,
    "approvedStartDate": null,
    "approvedEndDate": null,
    "approvalExpiresAt": null
  },
  "validationIssues": [],
  "contextRequirements": [
    {
      "key": "context.providers.prescribing",
      "label": "Prescribing provider",
      "requiredMode": "required",
      "status": "satisfied",
      "blocking": true,
      "paths": [
        "providers[role=prescribing].firstName",
        "providers[role=prescribing].lastName",
        "providers[role=prescribing].identifiers[npi]"
      ],
      "message": "Prescribing provider is required for this payer form."
    }
  ],
  "questionStates": [
    {
      "key": "questionnaire.request_type",
      "linkId": "request_type",
      "enabled": true,
      "required": true,
      "answered": true,
      "blocking": false
    },
    {
      "key": "questionnaire.acknowledgment_date",
      "linkId": "acknowledgment_date",
      "enabled": true,
      "required": true,
      "answered": true,
      "blocking": false
    }
  ],
  "activeRequirementGroups": [],
  "supportingDocumentRequests": [
    {
      "key": "questionnaire.request_type",
      "label": "Clinical documentation",
      "requiredMode": "recommended",
      "status": "recommended",
      "likelyDocTypes": [
        "clinical_note",
        "treatment_plan"
      ],
      "message": "Clinical documentation is commonly included with this request."
    }
  ],
  "createdAt": "2026-03-13T17:00:00.000Z",
  "updatedAt": "2026-03-13T17:25:00.000Z",
  "submittedAt": null,
  "completedAt": "2026-03-13T17:25:00.000Z"
}