{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.891035,-0.453934,0.000000,0.000000,0.292179,-0.573524,0.765312,0.000000,-0.346432,0.680017,0.646190,0.000000,-2212683.299635,4343318.318307,4099631.642945,1],    "boundingVolume": {    "region": [2.041924,0.702538,2.042019,0.702625,0.000000,7.496677]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/8_2045356.b3dm"}}}