{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xcd4b0afe042512ca2fe00d617800a1cab13e692781f960148bc4763a823e3525",
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}