{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858194,-0.513325,0.000000,0.000000,0.262960,-0.439625,0.858826,0.000000,-0.440077,0.735735,0.514808,0.000000,-2809361.791201,4696785.214250,3264430.589461,1],    "boundingVolume": {    "region": [2.109769,0.540721,2.109933,0.540846,0.000000,77.369233]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/10_438687.b3dm"}}}