{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949981,-0.312308,0.000000,0.000000,0.174704,-0.531417,0.828900,0.000000,-0.258326,0.785778,0.561979,0.000000,-1649381.387389,5017107.143001,3564154.233662,1],    "boundingVolume": {    "region": [1.888349,0.596672,1.888487,0.596881,0.000000,8.633719]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/7/5_1408250.b3dm"}}}