{
  "manageEntity": {
    "action": "Save",
    "entityId": "513255298",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x03bfb67063fd8bfe550202f4fcf3de72daed0ec422bbdce02b37bc644ef01388",
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}