{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x232658ec0cb05f922a43613b405cd0e4b2c6bf38191874cc49177cbff6a0011f",
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}