{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x2c6934d5cc8e0201ab7573fb10c78f83eaaecf3f6ec31e993dd483eca8af5d30",
    "signature": "0x80d7931b518661f1e7bd23e7bc21955a7fca926616bc177923db795a236915397e953d82113ced34f4ef83ec7e7d1e00bc18533f2c26b7f5b4059674683ea8c61b",
    "signer": "0x5501467AFaA7897fBBD65dE583c7E74577B92f74",
    "userId": "608591950"
  }
}