{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xbb6a6c5b1c2b24f83aa328131a210d02199bef23ef73a15c17ede7e4c5ea00ef",
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}