{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898650,-0.438666,0.000000,0.000000,0.283382,-0.580537,0.763329,0.000000,-0.333906,0.684038,0.648536,0.000000,-2132701.066499,4369045.698218,4114554.741317,1],    "boundingVolume": {    "region": [2.024827,0.705600,2.024993,0.705719,0.000000,9.154751]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/9_1832732.b3dm"}}}