{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "93314",
    "entityType": "User",
    "nonce": "0x6d0b1879fb053d35157837d345592d734bd8ac7c025fd4c9011965f33db6afac",
    "signature": "0x190660a29cc120c9c3db2c836720b892718254d3183973bd071f04db38b578296fb41f5faefa31d7433f4c0c88d8801e8eb344ab0dd7d0723a1e692c2437091d1c",
    "signer": "0xD24271e3B8CCFB603860EA392E94eD5AE2538703",
    "userId": "456716469"
  }
}