{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950667,-0.310214,0.000000,0.000000,0.173527,-0.531783,0.828912,0.000000,-0.256597,0.786357,0.561961,0.000000,-1638346.131525,5020801.776573,3564041.990861,1],    "boundingVolume": {    "region": [1.886131,0.596671,1.886297,0.596840,0.000000,8.788079]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/6/3_1395129.b3dm"}}}