{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.892659,-0.450734,0.000000,0.000000,0.290705,-0.575729,0.764216,0.000000,-0.343493,0.680273,0.647488,0.000000,-2193926.312426,4344977.113090,4107890.624978,1],    "boundingVolume": {    "region": [2.038331,0.704249,2.038435,0.704318,0.000000,30.270580]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/9_1967795.b3dm"}}}