vnf_src_name = data.get("vnf_src_name")
vnf_dst_name = data.get("vnf_dst_name")
vnf_src_interface = data.get("vnf_src_interface")
vnf_src_name = data.get("vnf_src_name")
vnf_dst_name = data.get("vnf_dst_name")
vnf_src_interface = data.get("vnf_src_interface")