{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "2111142770",
    "entityType": "Notification",
    "nonce": "0x0053b73bf9e40015101066106ac1b0f9c83c169174b0117fc6c12e428d29f97f",
    "signature": "0x9f9f9a3654061ecc8bfc8ad7794c2736b87ea6b8b7e0cf5f59fb903c93dd28786b6037b37b49f5f2823833ff5747bc582ac32b71a9b1848b8b0711f0e6906fda1c",
    "signer": "0xe484b52420A231Bf458E4c5b1E34d017af10a546",
    "userId": "875378857"
  }
}