{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "96455",
    "entityType": "User",
    "nonce": "0xa1d5915bc0b5e41e1591e1260e92bdf76bcb955dd19a2dc66107ef0e63596c61",
    "signature": "0x555513d66bba5d599de9861651a47ab5c897d9b10bb3a8b2fcbba6e3437562ed61bd039dc9dcac6de460136d313ccd21b90338e0df31367c0505306737443b8c1c",
    "signer": "0x408CbFDbc09C9aFB99Da5f010D04f50A190b83B6",
    "userId": "675830993"
  }
}