{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949902,-0.312549,0.000000,0.000000,0.174690,-0.530919,0.829221,0.000000,-0.258627,0.786020,0.561502,0.000000,-1651299.327565,5018643.316852,3561122.550480,1],    "boundingVolume": {    "region": [1.888586,0.596097,1.888757,0.596303,0.000000,20.275392]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/3_1436904.b3dm"}}}