{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "1663819237",
    "entityType": "Notification",
    "nonce": "0x9c2b31446272d890059b712e4eb56da6284d66ecb9280b2d40efc22a42e72d96",
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    "signer": "0xAf1f176E32866fb97d822F6f5222061aF11ef652",
    "userId": "954117045"
  }
}