{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943288,-0.331975,0.000000,0.000000,0.186324,-0.529427,0.827642,0.000000,-0.274173,0.779047,0.563840,0.000000,-1750578.666767,4974162.235627,3575980.111778,1],    "boundingVolume": {    "region": [1.909121,0.598979,1.909266,0.599077,0.000000,8.544980]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/12_544537.b3dm"}}}