{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950579,-0.310484,0.000000,0.000000,0.173618,-0.531548,0.829044,0.000000,-0.256862,0.786410,0.561766,0.000000,-1640035.161309,5021138.886237,3562798.411987,1],    "boundingVolume": {    "region": [1.886449,0.596469,1.886547,0.596568,0.000000,20.032815]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/5_1390149.b3dm"}}}