{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858681,-0.512510,0.000000,0.000000,0.262159,-0.439233,0.859271,0.000000,-0.439608,0.736538,0.514058,0.000000,-2806363.004269,4701903.458443,3259670.527481,1],    "boundingVolume": {    "region": [2.108819,0.539848,2.108984,0.539971,0.000000,57.304366]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/3.b3dm"}}}