{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x09e46029fbb0694cd58d6b04e38f5d8fc950a26f60442a862f7d8773af2176aa",
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}