{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x303b8fa22087ca92d7ae799d13cd631de26d653c99b0fe8ab0a3439e87eb172f",
    "signature": "0x79457919c2c27c7d4f2d7b3a59ebbc809713f92e1b6129f94a838fa765886a6b1f46c5eada4a254a34792d253bb1d8a794352003a0265182a55f28d64f759c2e1c",
    "signer": "0xAa942fb8d8E7Eb9024f403fC0FF63D378019Fdb5",
    "userId": "8151"
  }
}