{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "951644728",
    "entityType": "User",
    "nonce": "0x9204e7e8c5f01f471214fe6ad8cbdf54eb361b20368aff7aa9d8b7c901d6c743",
    "signature": "0xb2326997224ca9cec200581ebd3059ca4d17bbed2e8e872298fed8a605be4fc934330df8e33d29601125148429ae07eb1e63943d7a586662a3de67f131faf87d1c",
    "signer": "0xd85E4A094e4C057572A9D525C9737051A17ab609",
    "userId": "696716320"
  }
}