{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "5862",
    "entityType": "User",
    "nonce": "0xa82175852049e19b2c124c9e7f21e312d492b7257e5945ec1d3b29969a71020d",
    "signature": "0x503cd9de689afddf5069914cfc253543bd3ac510f0cc0eae780b08cac7089f77004cf186945f57df50e4faa35d2392348214ee08f7499779bc0c11a02ecbb7211c",
    "signer": "0x5D4848bCf5c4abA1a0Fdf2B61408c9e4288aDb0E",
    "userId": "305415280"
  }
}