{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "344799",
    "entityType": "User",
    "nonce": "0x1cc8ebdef1bcdd322a304e725262757edbc2ba15668c429c3469c9b282cfe15d",
    "signature": "0x68ba939a4d3ce4e3398380ed9eb9a5d4e6de29f8b482ce8d0a344f64225a901a296f9dd26148f33b17ceb8e3bf45d158e85fd6ef030e1ccaf52b92b88bfa25071c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}