{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x6805ae8071712f99ba7f29a043caefcda58e6df151f04f931a00734cda5cc9a1",
    "signature": "0x6b9d042588225f6d47dad6b7b39dbf159b7e0b2751dc973799cb16f8935ac7c836ef299ccd71ab3434f4334d3c4fe105d9562fa6979b6fdffebcee512e837cf11c",
    "signer": "0xb9B7f2604D3c2a6F73Aeac6Ab8F469905C8A6394",
    "userId": "146465760"
  }
}