{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "50424",
    "entityType": "User",
    "nonce": "0xf41e93c28ecd2e6218afae706cb0361b2be2abe88b1466d14917aea5ba1b8a8c",
    "signature": "0xeeed0dcf6679f8fa316e25a0c825d16cd0e075ce05da71dabac2e1b0260784a47ada634699c43586bdc1bb4b068e589587a927e613bf9d5ddfd951bd88d164521b",
    "signer": "0x476B02E0417232e36631C72A4E425F63ffF1D463",
    "userId": "264035298"
  }
}