{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0xdf8c00a17dae233e64aef223da033a4e92424d02ab530a2fa24033012a7a9c26",
    "signature": "0xe7da20291301de8ce4eb17b31e83e9c9deb6b17cda4c961100af8132c911e5472711c3e06ce5a93a8833e296378b325a330d2461a00927764213dc9774a562c61c",
    "signer": "0x35f123b418D42CA0Ea6A33E8f511959E1779cC5f",
    "userId": "683883285"
  }
}