{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xbbf6e4ea4079c1fa8294fcfb61d5cc74afdfc70dd4ccf6f3df54afd2ae15dc80",
    "signature": "0x4846e9fbd0a518ae062bc608f94626fdd6f40898503f4bb7f03ede9d319aa5d53ad89cb1bbc20a9bc81d747ca8f2828ec1f1ebc77d1892ff7a83180f153eca7a1c",
    "signer": "0x1a3739845fc612408DDEeDCeDEBd4d8b307b5928",
    "userId": "140195601"
  }
}