{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943856,-0.330356,0.000000,0.000000,0.184096,-0.525979,0.830334,0.000000,-0.273732,0.782075,0.559848,0.000000,-1747733.461226,4993423.946454,3550607.420533,1],    "boundingVolume": {    "region": [1.907423,0.594112,1.907532,0.594292,0.000000,14.413117]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/12_1315003.b3dm"}}}