{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "849530",
    "entityType": "User",
    "nonce": "0xdbe782cbca7a9aef0e8f57b07b94c49f3f9d2dad89090a3f747f653c75ffeb38",
    "signature": "0x42c60edffe74898dda454751969efebc5b98e85046861597597bb40fe9ee15663f5658533b68a9e00f3190b6b1ac3e5eb835296976fe0cf439304fc0df3e60da1b",
    "signer": "0x84fAd6dBB06586c02880bA1C8d84C424116A5a71",
    "userId": "588160294"
  }
}