{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949122,-0.314909,0.000000,0.000000,0.116128,-0.350005,0.929522,0.000000,-0.292446,0.881419,0.370912,0.000000,-1866122.387914,5624402.345173,2350971.592930,1],    "boundingVolume": {    "region": [1.891103,0.379933,1.891212,0.380048,0.000000,80.555630]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/15/22_1566.b3dm"}}}