{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1946151",
    "entityType": "User",
    "nonce": "0x379c0ef9a3e6b57946595b700a6cefe13e331c11c84b9f9a6f5fbf5a54a230da",
    "signature": "0x5ec9c982b141f27f1a4d2c99fb7b11dcb80f3e32859ac39fee05cb8889790c7d18033f66d3d579ced8c78ad8cfa9fb059fa2e3594064ee91357145b5616fbcc61b",
    "signer": "0xD967b68365738013c9197659aAb46EB73a488080",
    "userId": "488430169"
  }
}