{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895030,-0.446006,0.000000,0.000000,0.284330,-0.570585,0.770447,0.000000,-0.342683,0.687686,0.640043,0.000000,-2188684.611030,4392184.958884,4060527.369767,1],    "boundingVolume": {    "region": [2.033027,0.694492,2.033161,0.694617,0.000000,46.323488]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/12_978639.b3dm"}}}