{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "828368024",
    "entityType": "User",
    "nonce": "0x3e77695ed4c790738a3e73ceb30fbee8b70511c1884483cfddb77f790bccfebb",
    "signature": "0xfd5196be9dc703ff9b6df404177fb26972bd0e34404fc2876ad3ed4c9c0c9d0a4ad7552651dff7ae0c3a1eb934652606110e439f8fc079e9fe636fca0fa8536a1c",
    "signer": "0x6B239e9B75f27b519de7Bad3a26a0b7d30e32D3f",
    "userId": "311257477"
  }
}