{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "97533",
    "entityType": "User",
    "nonce": "0x6ed44cc659e12c87fc762443c794e3e16553cbe78a07d93b17821ee0e61a26bf",
    "signature": "0x97de3683538b722d6c0819e703c56b76a9c44dc98c1cb1eb0755870a0cf1eb532a9e602fe1383db7130a6f63af305f4b0a9db01afb75226a07624f0194be74711c",
    "signer": "0x277218784964cB241A4295831471957eA0A9C7e1",
    "userId": "537830265"
  }
}