{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897367,-0.441285,0.000000,0.000000,0.286438,-0.582480,0.760704,0.000000,-0.334735,0.680694,0.651620,0.000000,-2138026.274357,4347740.894823,4134179.080621,1],    "boundingVolume": {    "region": [2.027751,0.709604,2.027903,0.709832,0.000000,14.461795]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/9_1780307.b3dm"}}}