{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x449409b770d9c787c5afdf4c2246064c7e210d21a42ce5f89982f89cb36942fa",
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}