{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "5924",
    "entityType": "User",
    "nonce": "0x8afa8f1eb7352527c53d9faff3bf659eb04c5761d42597b17ec94b467c3d837b",
    "signature": "0xb0949087eea324a1ba63ba926f7c8a481695025adb8084fe3eeb80609aefb07c1aa9e90ad33c7801a59fde2359f8dd1b1b839c4d28a916a69a2946ecf0dec35a1b",
    "signer": "0x12705C8Fe8CE886CeFEFa0d4d46E906f2c35C954",
    "userId": "477934274"
  }
}