{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896159,-0.443733,0.000000,0.000000,0.288326,-0.582299,0.760129,0.000000,-0.336336,0.679260,0.652292,0.000000,-2148256.797287,4338593.759877,4138454.117289,1],    "boundingVolume": {    "region": [2.030467,0.710552,2.030646,0.710657,0.000000,8.733115]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/15/18_1785028.b3dm"}}}