{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "396",
    "entityType": "User",
    "nonce": "0xafb417b25135fb101aa0c29dc92eedb817d501d62019dc9c97d7596bf4547a2c",
    "signature": "0xf76ecf22c1add3b912fd38ec9ae9e202b64f7f48a4b922833d5b4b750a9cf607749a164ac072f29e4ce1684e209fbb204f883ad4a07820ceaefac30450afe25b1b",
    "signer": "0x5fa60F185681545769de01098bB8F29cfbaE3cF0",
    "userId": "489026160"
  }
}