{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950368,-0.311127,0.000000,0.000000,0.115216,-0.351938,0.928905,0.000000,-0.288740,0.881985,0.372468,0.000000,-1842476.085771,5628033.819013,2360844.262961,1],    "boundingVolume": {    "region": [1.887111,0.381615,1.887238,0.381718,0.000000,34.559555]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/12/17_66977.b3dm"}}}