{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x2b4619b2251d47f981f3c5f88b48f25bc98041d3afe6ea7031099577dee96e6f",
    "signature": "0x567755b5c742d59db3421c7a0eaa79629ab88dade61d5a8afa716727945954055a2f73e7e0819465e0c341277d00fc57d1e95326e515037dac6bc7484f55e24c1c",
    "signer": "0xCD23b5ae760853367a8773a7E36005e3E44cbcbC",
    "userId": "208462349"
  }
}