{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895635,-0.444789,0.000000,0.000000,0.284282,-0.572435,0.769092,0.000000,-0.341142,0.686931,0.641676,0.000000,-2178858.471825,4387389.842768,4070912.497676,1],    "boundingVolume": {    "region": [2.031674,0.696622,2.031796,0.696740,0.000000,62.689333]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/3/2_687276.b3dm"}}}