{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "133422",
    "entityType": "User",
    "nonce": "0xda9ca9c13e751c52ecee1bbd67d8e1d1b11bf2610eca89dabecf64a68ea9b153",
    "signature": "0x353649250d9355a3760f673bbdfde4fba3d042603618844e17af5c9a755826d732b267caf1335e45bacf9f9e658d9f261e7d1c49712e1512fdb53990f56c11191c",
    "signer": "0x65284b16c6C99f85DECF97dEA10cB715d52BfdDc",
    "userId": "533692254"
  }
}