{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949990,-0.312279,0.000000,0.000000,0.174148,-0.529778,0.830065,0.000000,-0.258668,0.786901,0.560248,0.000000,-1651557.614765,5024241.236273,3553154.026965,1],    "boundingVolume": {    "region": [1.888305,0.594620,1.888469,0.594751,0.000000,12.033425]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/8_1461227.b3dm"}}}