{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "926268626",
    "entityType": "User",
    "nonce": "0xf5b9bbf943b02196482394f60a0880f5ecca385814743484ec298b0294c01919",
    "signature": "0x48c7fd3fc19c13ab717383f895e012d2ec9aa096dc293162facf97ea0dae5f27314cf55511cac148b06b233d0a1af388e72fa260b413598380e8c82050edf5f11b",
    "signer": "0x6754A920da1003d0904BdFf228A6E217Cd12bF5E",
    "userId": "105562689"
  }
}