{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "127996",
    "entityType": "User",
    "nonce": "0x2116a8e2b2d47e9a48050d472217cb48a770e61e9a841bac91fcbe1d38f6e6a7",
    "signature": "0xd27f6e159f14de54a23f029fc427c5b64cf63951c65e0ef688ae3747d1b73b2226dca9c9995cadde90543e69af0db96b6f7061513200b21c8fb2408b43e1bba41b",
    "signer": "0x6754A920da1003d0904BdFf228A6E217Cd12bF5E",
    "userId": "105562689"
  }
}