{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896299,-0.443450,0.000000,0.000000,0.283804,-0.573623,0.768382,0.000000,-0.339799,0.686801,0.642527,0.000000,-2170286.547333,4386575.991594,4076328.303283,1],    "boundingVolume": {    "region": [2.030174,0.697732,2.030307,0.697851,0.000000,66.439108]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/2_543463.b3dm"}}}