{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.871336,-0.490686,0.000000,0.000000,0.211903,-0.376287,0.901945,0.000000,-0.442015,0.784909,0.434213,0.000000,-2821014.602334,5009416.433228,2752669.388740,1],    "boundingVolume": {    "region": [2.083617,0.449124,2.083730,0.449205,0.000000,65.841440]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/3_226450.b3dm"}}}