{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948761,-0.315995,0.000000,0.000000,0.176178,-0.528967,0.830153,0.000000,-0.261775,0.785967,0.560116,0.000000,-1671390.687329,5018275.578783,3552316.090482,1],    "boundingVolume": {    "region": [1.892254,0.594415,1.892350,0.594638,0.000000,8.798458]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/10_1213040.b3dm"}}}