{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "538837114",
    "entityType": "Notification",
    "nonce": "0x3fadf833d0b4d5162cef9e3c2307e643e7f8d89150e8e30bb3e743092cc77246",
    "signature": "0xcfced5ea8312fff5cb2d0c3df55d4c2f87d3723d582548bfcda32247883a420c5592c5e3e24825de8f96bced255af7c43d93e8b436c6b2e6a649fd1936655cac1c",
    "signer": "0x020819dBA653525cf3F8069104a51B241BfC46E1",
    "userId": "1967"
  }
}