{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x263a06411c1dcdbc8a298837989d57e3ad4c11d5650319b421ff73907b4c0ca4",
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}