{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951029,-0.309102,0.000000,0.000000,0.172736,-0.531467,0.829280,0.000000,-0.255792,0.787009,0.561415,0.000000,-1633200.985719,5024955.850282,3560570.707081,1],    "boundingVolume": {    "region": [1.884972,0.595985,1.885117,0.596205,0.000000,8.810932]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/13_1422907.b3dm"}}}