{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x01b38017bec4479e6658174d8b486d37f1bc0cab13d4312917a4b96ffae48586",
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}