{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x6a822741ed7eac305e048ddb156da52551732d3bac53f19139158f3e9d57a65a",
    "signature": "0xb362d5d0263317cd022242ea932e0e3f5e29fcb968a5ccb19e3af11c6696720d4b6a67c9927161d09493d9dc16be132b3e6ebacc972ba340417992a48c01662d1c",
    "signer": "0x84dF4ff73DF399FdC88dE60B14d895115FD67044",
    "userId": "364437"
  }
}