{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949893,-0.312574,0.000000,0.000000,0.174722,-0.530970,0.829182,0.000000,-0.258635,0.785976,0.561560,0.000000,-1651355.308213,5018359.916708,3561493.453392,1],    "boundingVolume": {    "region": [1.888613,0.596168,1.888784,0.596373,0.000000,24.885976]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/3_1439816.b3dm"}}}