{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xd6fe1371bc41e86d541ccdccb34e1e87ae77e2df78a64abde38b34c0c2cb2957",
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}