{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://raw.githubusercontent.com/api-evangelist/cm-com/main/json-schema/cm-com-api-restriction-schema.json",
  "title": "Restriction",
  "description": "A whitelist or blaclist based restriction that can be placed on a SIP Account.",
  "x-generated": "2026-10-13",
  "x-method": "derived",
  "x-generator": "derive-json-schema.py",
  "x-source": "openapi/cm-com-voice-sip-accounts-v1-openapi.yml#/components/schemas/ApiRestriction",
  "type": "object",
  "properties": {
    "username": {
      "type": [
        "string",
        "null"
      ],
      "description": "Username of the SIP Account."
    },
    "prefix": {
      "type": [
        "string",
        "null"
      ],
      "description": "Phone number prefix affected by the restriction."
    },
    "restrictionType": {
      "$ref": "#/$defs/RestrictionType"
    },
    "forcedByCm": {
      "type": "boolean",
      "description": "Whether this restriction was created and enforced by CM or not. This value cannot be set or updated via the API."
    }
  },
  "additionalProperties": false,
  "$defs": {
    "RestrictionType": {
      "title": "Restriction Type",
      "enum": [
        "Blacklist",
        "Whitelist",
        "Unknown"
      ],
      "type": "string",
      "description": "List of available user restriction types."
    }
  }
}