{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59910",
    "entityType": "User",
    "nonce": "0x5a5a426061e4d53858681a4d257a78c7f52221abebb5da61ec61b689e1463f72",
    "signature": "0xe0ed86db02503956863e3a8eeab6945047a46c23095a518d6999a4a60d5a164623e6a8ef0101c29deab27192a345fa1a0c88ddad543f061bfe9d28e545485cc51c",
    "signer": "0xcc8164Efbbe4ed123B8689622b411c154496e66b",
    "userId": "60031"
  }
}