{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897371,-0.441277,0.000000,0.000000,0.286282,-0.582175,0.760996,0.000000,-0.334859,0.680960,0.651278,0.000000,-2138812.446178,4349435.792709,4132003.715340,1],    "boundingVolume": {    "region": [2.027742,0.709154,2.027894,0.709381,0.000000,10.210414]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/7_1780259.b3dm"}}}