{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x1374578d60728d38e76ae9362858c6c63dbd6985f8bb550f0cba6add0b4820b1",
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    "signer": "0xe3921B88207E6D5BF6f86f1245645Cf17A2BE8c4",
    "userId": "472933117"
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}