{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948966,-0.315380,0.000000,0.000000,0.176288,-0.530444,0.829187,0.000000,-0.260958,0.785213,0.561553,0.000000,-1666185.776945,5013490.196850,3561444.869880,1],    "boundingVolume": {    "region": [1.891584,0.596208,1.891722,0.596314,0.000000,8.761756]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/12_1066608.b3dm"}}}