{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.893945,-0.448176,0.000000,0.000000,0.288816,-0.576082,0.764666,0.000000,-0.341747,0.681658,0.646955,0.000000,-2182766.668427,4353814.162032,4104500.422336,1],    "boundingVolume": {    "region": [2.035437,0.703503,2.035603,0.703666,0.000000,51.820974]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/2_1870400.b3dm"}}}