{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943149,-0.332369,0.000000,0.000000,0.186122,-0.528151,0.828502,0.000000,-0.274787,0.779749,0.562569,0.000000,-1754486.119601,4978623.064243,3567902.621328,1],    "boundingVolume": {    "region": [1.909549,0.597450,1.909674,0.597529,0.000000,8.563592]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/6_1286424.b3dm"}}}