{
  "manageEntity": {
    "action": "Save",
    "entityId": "1621783034",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x4b9909b002ac66852f24513850701088c6b95b3c33f2abf279663c46dd9202c5",
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}