{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950432,-0.310932,0.000000,0.000000,0.173984,-0.531819,0.828793,0.000000,-0.257155,0.786049,0.562137,0.000000,-1641905.842054,5018842.101652,3565156.302867,1],    "boundingVolume": {    "region": [1.886921,0.596918,1.887019,0.597017,0.000000,8.405630]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/10_1326670.b3dm"}}}