{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950046,-0.312110,0.000000,0.000000,0.174383,-0.530811,0.829356,0.000000,-0.258306,0.786268,0.561303,0.000000,-1649249.768153,5020220.326407,3559857.834679,1],    "boundingVolume": {    "region": [1.888124,0.595857,1.888295,0.596062,0.000000,8.809885]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/1_1430168.b3dm"}}}