{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x59a2086b72e2c1d3147dbe9a73a8b512b4cbb06352246049f77f934191d09b3a",
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}