{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949134,-0.314871,0.000000,0.000000,0.176097,-0.530820,0.828988,0.000000,-0.260474,0.785162,0.561849,0.000000,-1663095.870458,5013168.635087,3563328.566111,1],    "boundingVolume": {    "region": [1.891066,0.596609,1.891168,0.596630,0.000000,8.449129]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/19/10_1420738.b3dm"}}}