{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "4084",
    "entityType": "User",
    "nonce": "0xb06db743467b4cbad224fbef990af01141910036e468a6d43d195191a676aeb9",
    "signature": "0x04e91be639286720fab3c8cb2d20153f1e6fd8f5b7420f8dc8c4314f15addb7c3908eb0e76e9f5857118b96fb1b0d6fe8dda2696a5e66579ce6c392ef8c55f0b1c",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}