{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895767,-0.444523,0.000000,0.000000,0.284121,-0.572538,0.769075,0.000000,-0.340931,0.687017,0.641696,0.000000,-2177507.614374,4387940.403695,4071041.020058,1],    "boundingVolume": {    "region": [2.031377,0.696649,2.031499,0.696767,0.000000,19.585270]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/3_653826.b3dm"}}}