{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x2f88b021fc35c627317a262da0e37398e9acf14ed2a0aad9741e26dab337b7fa",
    "signature": "0x22e9249209e0e8cb4dac5b75c565318e0a73dc23841c4baa2a1a5ef683b0940430549887635960c01ae08c2fb08c533662200e93caefbb9b8f144f9045ba9c831c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}