{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950530,-0.310633,0.000000,0.000000,0.173840,-0.531948,0.828741,0.000000,-0.256891,0.786080,0.562215,0.000000,-1640220.307261,5019038.556880,3565652.222890,1],    "boundingVolume": {    "region": [1.886606,0.597012,1.886704,0.597111,0.000000,8.424773]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/11_1383769.b3dm"}}}