{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948636,-0.316369,0.000000,0.000000,0.176439,-0.529056,0.830042,0.000000,-0.262049,0.785757,0.560283,0.000000,-1673142.787253,5016938.225766,3553372.997497,1],    "boundingVolume": {    "region": [1.892648,0.594616,1.892744,0.594839,0.000000,8.819805]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/11_1215736.b3dm"}}}