{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x1db6ac4fdf576753363d89ce99cef11ea66061297c9c3e3e666686ff5a7355d1",
    "signature": "0xc238271eb84450e1eab50116498ce25e7b86f927eff2a1d26da11885f181a8c6536e265668bf5a8f756fed00904264b9f5c99d6a5933e5504fbcc9e3a920c36c1c",
    "signer": "0x674FFC02F71bdD4bD3Ae60c618579EBDD541E397",
    "userId": "787787230"
  }
}