{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950430,-0.310939,0.000000,0.000000,0.173814,-0.531286,0.829171,0.000000,-0.257279,0.786408,0.561578,0.000000,-1642693.477891,5021123.823788,3561602.821719,1],    "boundingVolume": {    "region": [1.886929,0.596242,1.887026,0.596341,0.000000,8.819004]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/3_1427725.b3dm"}}}