{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949903,-0.312544,0.000000,0.000000,0.174731,-0.531051,0.829128,0.000000,-0.258593,0.785932,0.561640,0.000000,-1651088.044308,5018084.804895,3562001.543260,1],    "boundingVolume": {    "region": [1.888581,0.596265,1.888752,0.596470,0.000000,20.275392]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/3_1403219.b3dm"}}}