{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x5ccbc1f854381c8508f15ac0cf6392f62d5260505c4d7c0dfb1cf3f74f711231",
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}