{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858838,-0.512248,0.000000,0.000000,0.262150,-0.439523,0.859126,0.000000,-0.439308,0.736546,0.514304,0.000000,-2804449.261672,4701957.272465,3261229.069607,1],    "boundingVolume": {    "region": [2.108514,0.540133,2.108678,0.540258,0.000000,25.141033]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/1/5_237319.b3dm"}}}