{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "538837114",
    "entityType": "Notification",
    "nonce": "0xdd2e02ecb6f6c0cb5ddb7a4cc8ae7a300764bbb51cace61bc74f3db5ae1e2ec2",
    "signature": "0x09f2cecfa2c8b93964532c6b7f8a9b61e2ea6c5324837e4a02550fd853b03abe6c475348c2450cd41f8d922b1265bc8197ba4f83bd062f69608fbe1087163e2b1b",
    "signer": "0xd543a0232b294823FE594e2f4B732D93B92B24cf",
    "userId": "2559"
  }
}