{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "722055746",
    "entityType": "User",
    "nonce": "0xc73dda4b22c59eaa94b090904de0e8db18beb9dd19252e092f6af6ff09b2440f",
    "signature": "0xc03421ee988c2e688c31c29137d170b668faf3ab220522e4def3ac4fa5b480bd32d923e2b736056233e3ab1665aeb1e6bccbd2efc34d61b638956c2181ad2f981c",
    "signer": "0x32987cB5D8fDeFeb44447584950469BfeC9Cd41f",
    "userId": "63084"
  }
}