{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2194",
    "entityType": "User",
    "nonce": "0xacc1c63f8031a4bc658df56b4f7477313ed0c20bb6f1911237349863fefb650b",
    "signature": "0xfa27d8cb24025188b8f71fde77b705110022d31a975d0cd75c31dbd085bd9f7d66c6cd92710d114b0f8ca15fc908599129abb9afcca057cf5622537fc0981c1b1c",
    "signer": "0x989faEfE658E0b6dF1793197b0De4137Cb1aDD3b",
    "userId": "554920508"
  }
}