{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.892656,-0.450738,0.000000,0.000000,0.290707,-0.575726,0.764217,0.000000,-0.343497,0.680273,0.647487,0.000000,-2193952.302121,4344973.298260,4107880.845320,1],    "boundingVolume": {    "region": [2.038366,0.704251,2.038411,0.704313,0.000000,30.270580]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/9.b3dm"}}}