{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943732,-0.330712,0.000000,0.000000,0.184062,-0.525248,0.830804,0.000000,-0.274183,0.782419,0.559146,0.000000,-1750608.736769,4995607.220795,3546147.049215,1],    "boundingVolume": {    "region": [1.907799,0.593265,1.907909,0.593445,0.000000,8.693862]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/7_1246188.b3dm"}}}