{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xe6886529249139b7df176e2cc1cda1e1836e2aeda7186eb970021c1bbac94f8e",
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}