{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "846471257",
    "entityType": "User",
    "nonce": "0x406604a52b177eefd9d5f98fe7a0409f12de936b5aaffdcf077bbbdfeee0bc5f",
    "signature": "0xe0d92b782e011d16e7dc65ea8b09f63b8835f89c8dc6c1d7ffc484843b5f33e747a67bdbaba71709ca494e6d621022ca253bdee7fa6292bb7028c4881ad6a0691b",
    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
  }
}