{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950073,-0.312028,0.000000,0.000000,0.174293,-0.530691,0.829451,0.000000,-0.258268,0.786381,0.561161,0.000000,-1649006.724490,5020943.001136,3558957.170278,1],    "boundingVolume": {    "region": [1.888038,0.595686,1.888209,0.595891,0.000000,8.799370]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/0/0_1428951.b3dm"}}}