{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "#/components/schemas/Subscriptions",
  "title": "Subscriptions",
  "type": "object",
  "properties": {
    "email": {
      "description": "The email channel subscription.",
      "$ref": "#/components/schemas/EmailChannel",
      "nullable": true
    },
    "sms": {
      "description": "The SMS channel subscription.",
      "$ref": "#/components/schemas/SMSChannel",
      "nullable": true
    },
    "mobile_push": {
      "description": "The mobile push channel subscription.",
      "$ref": "#/components/schemas/PushChannel",
      "nullable": true
    },
    "whatsapp": {
      "description": "The whatsapp channel subscription.",
      "$ref": "#/components/schemas/WhatsappChannel",
      "nullable": true
    }
  }
}