{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950560,-0.310540,0.000000,0.000000,0.173552,-0.531241,0.829254,0.000000,-0.256975,0.786597,0.561453,0.000000,-1640750.856308,5022323.791990,3560811.608489,1],    "boundingVolume": {    "region": [1.886509,0.596091,1.886606,0.596190,0.000000,7.959849]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/1_1342405.b3dm"}}}