{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895633,-0.444794,0.000000,0.000000,0.284274,-0.572410,0.769113,0.000000,-0.341156,0.686948,0.641650,0.000000,-2178944.796792,4387499.025201,4070749.715320,1],    "boundingVolume": {    "region": [2.031680,0.696589,2.031802,0.696707,0.000000,62.689333]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/3/2_687083.b3dm"}}}