{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "190942",
    "entityType": "User",
    "nonce": "0x9949ce9627ebf2968a67bb980d50a25956dc31f3a8e4e8e4889ff90cb6483ab4",
    "signature": "0x01f2cc09d57b508570b98f4596368778206a22eb252f843e3cb1f803ec015cb61b8dcf5f917e81a70605dd2be122b55dc1847852da9747499a0f6c1b28e03dcc1c",
    "signer": "0x7Ea9594EaD41B11D4538eeD615550Ee3A0D88A5a",
    "userId": "809897082"
  }
}