{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xad53c7cd165f6a93ae9bd7320fd7e651b416e19e54a193aa6b3de3ad43ee7044",
    "signature": "0xabe41e2610441a6ca2f6cfc5e5a8714b6fe53b6ffa34ba3a7740fdf65581445928118c3924463d110a895f4c56b12a37b97042c89b717695fd23b99efdcd3c011b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}