deleteAsset 
  open suspend override fun deleteAsset(assetId: String, assetDomain: String?, assetToken: String?): NetworkResponse<Unit>
Deletes an asset, this will try to consume api v4 (federated aware endpoint)
Parameters
assetId 
the asset identifier
assetDomain 
the asset domain
assetToken 
the asset token, can be null in case of public assets