{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xc2b21d2ca7e46822740f090660113c757ef2689830e3c0807e0713c491ed98a1",
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}