{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xca4418d29ded8088871b5044963428bafd6bb9683a9dc6cc36dc34232b0cea72",
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}