{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "18192",
    "entityType": "User",
    "nonce": "0xe34a5f1d68065fa13df80b3bed5c5dbc543525f354b8aab0830344c421688be9",
    "signature": "0xc59a971d96276dacfc689638c112a98a0c3ef4f118cf4d089458713df1c8a6274f0e8a920b0cdeec6d217fd6704cb04c2a0022784428a8f1c2bad053cb6c970c1b",
    "signer": "0x05aba01c97C4F182D989670622abE9c797782dD2",
    "userId": "508263176"
  }
}