1getMappingUsageMetrics = [ 2 { 3 "names": [ 4 "TotalBandwidth", 5 "TotalHits", 6 "HitRatio" 7 ], 8 "totals": [ 9 "0.0", 10 "0", 11 "0.0" 12 ], 13 "type": "TOTALS" 14 } 15] 16