{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0xc018e380696a07febc4ef64609539a45b71349c0538d6f67cbb1dcd4f08c8e21",
    "signature": "0xe18a0c23a68a9b379e78e34faaa6b55220bc95ae3038c86947d18936f05638dd2a92a7038a31aeb63d85fab7b091ac6d6940f70978d9fd6327582233f6c5f2321c",
    "signer": "0x7dA561c59e20634Fbc2d2d7A9EA8Ca0898294EEe",
    "userId": "415418028"
  }
}