{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "22928",
    "entityType": "User",
    "nonce": "0x6eb2e9cc1117e7f06c460e9f14d3d2d75e35d107515a28d39bf670932850a13f",
    "signature": "0xad3b95c923cebf25b3d183ce6cd4a7732c94bf2a2653cc0337f2ac6dd6193fff3830019e279b2b34233243db12ec031a86e7ecef426112925f122fb90fe0f1d31b",
    "signer": "0x8cD8d6e90b4da9619a96bb038622f6aF7AEa8720",
    "userId": "881004247"
  }
}