{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x680d2a3b47c17f15a7a568a8aad14c975712d839a56a0f66d89aa884c70a411d",
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}