{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896041,-0.443971,0.000000,0.000000,0.288469,-0.582200,0.760150,0.000000,-0.336525,0.679190,0.652267,0.000000,-2149468.034270,4338148.450324,4138293.094487,1],    "boundingVolume": {    "region": [2.030732,0.710519,2.030912,0.710623,0.000000,8.024643]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/16/18_1786143.b3dm"}}}