{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "794062771",
    "entityType": "User",
    "nonce": "0x583eeb4cc1344e75acfd5fff8d79b9f62f187e7d04c469b3ec2c5a9a8da582ad",
    "signature": "0x66dd610647b2ddcba8d172680b9225a06ab250cd93328dfd141f0fe67837604d542652a02caef57b2c077912c405f4700dd4f46bbaa3705311d2b4ecd50a372d1b",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}