{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898754,-0.438452,0.000000,0.000000,0.283245,-0.580605,0.763328,0.000000,-0.333742,0.684117,0.648537,0.000000,-2131658.140159,4369545.288141,4114564.603077,1],    "boundingVolume": {    "region": [2.024590,0.705602,2.024755,0.705721,0.000000,17.268650]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/9_1832748.b3dm"}}}