{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898118,-0.439755,0.000000,0.000000,0.281199,-0.574296,0.768837,0.000000,-0.337169,0.688605,0.641981,0.000000,-2153483.365475,4398088.662615,4072856.643993,1],    "boundingVolume": {    "region": [2.026076,0.697051,2.026169,0.697108,0.000000,47.252245]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/6_390505.b3dm"}}}