{
"manageEntity": {
"action": "ViewPlaylist",
"entityId": "538837114",
"entityType": "Notification",
"nonce": "0xb7371ae505968790a65f1491254b2da94a6fcbcea7a7229790ea0789fa22faa6",
"signature": "0x39ff3ac0b18e6abaa0916332cd3e468704f8d198800c3105574073eb947b0fa105450bf16691e3b808356481990a0a7f55a6e6f26408f60a50dcf4b24295c98b1c",
"signer": "0xd543a0232b294823FE594e2f4B732D93B92B24cf",
"userId": "2559"
}
}