{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x4027e79cf816628ab4af637de88c7477e55d43fa269931cacd6711c0ef9a7b56",
    "signature": "0x643fc2abc2ce4a4a023cc4290b3f5f456da9dd93001111e95b9a630e987851836ac41f66ff04b58e9f746cf743e1dc00f4599e5615785069c13c71a14e8d62f61b",
    "signer": "0xe1eAe9Fa3Fef187944BA6cBa5C534e1ea257CA4E",
    "userId": "344552512"
  }
}