{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "828368024",
    "entityType": "User",
    "nonce": "0x05c3e00eee4ad0ab141293c9304ff65e78d000eb14f1367dc3ad9868685a9472",
    "signature": "0x2a5dedf26472a10632574635a0dc86f1fff13288220f518042e34b17eba23a481bb7155fb5b5a89d398775721905ad23573d99461ad3bd8cbbb7a03b8db9b5f51c",
    "signer": "0x3D472a01Cb831ac594835ac6038A4346E2A22B94",
    "userId": "327343"
  }
}