{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950334,-0.311231,0.000000,0.000000,0.173134,-0.528660,0.830989,0.000000,-0.258090,0.788070,0.558869,0.000000,-1647858.325542,5031681.816450,3544390.823465,1],    "boundingVolume": {    "region": [1.887260,0.592971,1.887309,0.593072,0.000000,8.349745]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/20/10.b3dm"}}}