/system/mpls_ldp_discoveries/{MPLS_LDP_Discovery.router_id},{MPLS_LDP_Discovery.peer_router_id},{MPLS_LDP_Discovery.out_port}get https://switch-ip/rest/v10.15/system/mpls_ldp_discoveries/{MPLS_LDP_Discovery.router_id},{MPLS_LDP_Discovery.peer_router_id},{MPLS_LDP_Discovery.out_port}