{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "properties": {
    "cancellation_rule": {
      "default": "none",
      "enum": [
        "none",
        "on_target_state_change",
        "on_resource_closure"
      ],
      "type": "string"
    },
    "deadline_id": {
      "pattern": "^ddl_[0-7][0123456789abcdefghjkmnpqrstvwxyz]{25}$",
      "type": "string"
    },
    "due_at": {
      "format": "date-time",
      "pattern": "^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d:[0-5]\\d(?:\\.\\d+)?(?:Z))$",
      "type": "string"
    },
    "expected_target_state": {
      "maxLength": 64,
      "type": "string"
    },
    "purpose": {
      "enum": [
        "preview_expiration",
        "product_schedule",
        "pending_decision",
        "long_running_timeout",
        "retention_cleanup",
        "environment_expiration",
        "provider_binding_expiration",
        "domain_verification",
        "certificate_renewal"
      ],
      "type": "string"
    },
    "replaces_deadline_id": {
      "anyOf": [
        {
          "pattern": "^ddl_[0-7][0123456789abcdefghjkmnpqrstvwxyz]{25}$",
          "type": "string"
        },
        {
          "type": "null"
        }
      ]
    },
    "target_id": {
      "pattern": "^(mres|ws|usr|prod|rev|ver|rel|env|dep|srf|acc|ses|inv|exe|evt|pend|ddl|ntf|pipe|fnd|qual|cred|bind|hdl|cap|svc|frz|adj|fix|upl|dom|wb|ctx|aud|pay|ivc|rfd)_[0-7][0123456789abcdefghjkmnpqrstvwxyz]{25}$",
      "type": "string"
    }
  },
  "required": [
    "deadline_id",
    "purpose",
    "target_id",
    "due_at",
    "replaces_deadline_id"
  ],
  "type": "object"
}