{
  "manageEntity": {
    "action": "Save",
    "entityId": "1389721024",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x44c73561d82291b23ffd919bc6897bfa087a204b4f5f1265026e1b4182a965dd",
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}