{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xa6462a13da39135eb347931d576a17898351298a15183d1eb8dac9db091c7160",
    "signature": "0x4d8fc51015559210866e9dff8d6141696190db39153b04b0d955f974eb9aa4c87d0421d19e2edbc1993d031cd026e22377fe959d9496186a63b6c1af7c90fe0f1c",
    "signer": "0xAa942fb8d8E7Eb9024f403fC0FF63D378019Fdb5",
    "userId": "8151"
  }
}