{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898035,-0.439924,0.000000,0.000000,0.284442,-0.580643,0.762854,0.000000,-0.334653,0.683142,0.649096,0.000000,-2137478.066871,4363327.890227,4118117.824095,1],    "boundingVolume": {    "region": [2.026244,0.706284,2.026376,0.706506,0.000000,8.030820]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/13_1821672.b3dm"}}}