{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "933842159",
    "entityType": "User",
    "nonce": "0x1bbd55357112567269b6c7ce2e9bcfc4ede9259ca4a4d9a086221e3f39d476bb",
    "signature": "0xa131bb6813914a2ba7334f7c3f548bc0e14c98c5191d98c6018b11cf4717329d7be7465821b1ce06c825c4fbbae969bc1c6d4f80f9f4130fc13fd2cdedb14a341c",
    "signer": "0x1f4676E66f85a00704B84876ae1B19DE3eff1F8F",
    "userId": "965243886"
  }
}