{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950370,-0.311121,0.000000,0.000000,0.115221,-0.351963,0.928895,0.000000,-0.288731,0.881977,0.372494,0.000000,-1842419.754192,5627982.649520,2361009.091319,1],    "boundingVolume": {    "region": [1.887105,0.381643,1.887231,0.381746,0.000000,34.559555]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/12/17_67018.b3dm"}}}