{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897890,-0.440220,0.000000,0.000000,0.282599,-0.576400,0.766747,0.000000,-0.336601,0.686543,0.644483,0.000000,-2149877.315339,4384968.594358,4088769.788218,1],    "boundingVolume": {    "region": [2.026577,0.700312,2.026704,0.700381,0.000000,17.014377]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/3_852141.b3dm"}}}