{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "10654",
    "entityType": "User",
    "nonce": "0x3a6b3f8b660130e0efbbe9c284d425ac8c8f61df07935a2c533a69d96a470440",
    "signature": "0x80968d3807838dd08fff4bd340c2eb45097970b612b306f8edd60458d40e15470168c3241d49ef5d8a50da4d3e2f7ce61ed9899fd8b43cc77b6ee516539553a01c",
    "signer": "0x191B6Fd957f517929075f1e49822818e792FF015",
    "userId": "74652"
  }
}