{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896044,-0.443966,0.000000,0.000000,0.288464,-0.582199,0.760153,0.000000,-0.336522,0.679194,0.652264,0.000000,-2149449.472111,4338174.833600,4138275.198854,1],    "boundingVolume": {    "region": [2.030726,0.710515,2.030906,0.710620,0.000000,8.024643]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/16/18_1786152.b3dm"}}}