{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.942605,-0.333910,0.000000,0.000000,0.187111,-0.528202,0.828246,0.000000,-0.275974,0.779057,0.562946,0.000000,-1762070.515206,4974210.677437,3570302.293597,1],    "boundingVolume": {    "region": [1.911182,0.597915,1.911307,0.597978,0.000000,8.723485]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/8/20_1250355.b3dm"}}}