{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "956299384",
    "entityType": "User",
    "nonce": "0xa7ec225a16f14143abf6a9d28b5cb1ec1dade87b2db80d008d897aa422f56836",
    "signature": "0xa385915d97e76d029e4fbdc40dec05331c02c0082324bfd8d47a7c0e4437282d4d7a6403429bd04c8ab06cdef2e11d4eccd36c717567e7edba068faa57b67b2b1c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}