{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949990,-0.312281,0.000000,0.000000,0.174112,-0.529665,0.830144,0.000000,-0.258695,0.786976,0.560130,0.000000,-1651729.787612,5024720.646900,3552401.058703,1],    "boundingVolume": {    "region": [1.888308,0.594477,1.888472,0.594608,0.000000,11.551202]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/6_1460120.b3dm"}}}