{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "954228",
    "entityType": "User",
    "nonce": "0xbc22f614b761fdebfd4a4ada086321113d7231730e454363c6bdcd0dea189d81",
    "signature": "0x214bd7f6894dfe7e4f3f5f5a51e5be16f77e3f263fc4b5b15ea039d94bf6ce74191356d8c003f0490bb2a9b61ad5e2cbe6eb15a6308069e458a602ae99dc6b841b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}