{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "931",
    "entityType": "User",
    "nonce": "0xca994e7b40175f4dab601e9f3ff0173b2a88d706b0daedc6123ad44e67c7dc1a",
    "signature": "0xb3eef0226c2f65f219d8bba5eee21c7c12b7d7c465e7d61b4bfc360c58df4bf95e44c3d0f6f9467535aebb45d109c0707075ec16e07d6b06c7f7b18a876a43751b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}