{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "232937",
    "entityType": "User",
    "nonce": "0x2b79e234e559f8a87746f42509497444c13456adb4fd29a21b16bfba7cb715cc",
    "signature": "0x867fdbeec46bfc42620ee1b1a13f3303e40b30b76f92733cc96d534f21dab162643c973a2f2d48b785dfe2a7dc08ca3b32862af21ed3520d2482503a121b79221c",
    "signer": "0x6754A920da1003d0904BdFf228A6E217Cd12bF5E",
    "userId": "105562689"
  }
}