{
  "manageEntity": {
    "action": "Save",
    "entityId": "838688074",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x3e58d896501257a7043f6e567ed3ebedf75ae0ca2e65e7033fa7203e3954a367",
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}