{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950088,-0.311983,0.000000,0.000000,0.174408,-0.531130,0.829146,0.000000,-0.258134,0.786102,0.561614,0.000000,-1648156.404595,5019167.111249,3561835.451417,1],    "boundingVolume": {    "region": [1.888006,0.596231,1.888145,0.596440,0.000000,8.804839]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/2_1397165.b3dm"}}}