{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948822,-0.315812,0.000000,0.000000,0.176302,-0.529679,0.829673,0.000000,-0.261470,0.785558,0.560831,0.000000,-1669449.608379,5015682.457273,3556857.618607,1],    "boundingVolume": {    "region": [1.892060,0.595278,1.892156,0.595501,0.000000,8.792748]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/14_1180374.b3dm"}}}