{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950673,-0.310194,0.000000,0.000000,0.173515,-0.531784,0.828914,0.000000,-0.256582,0.786364,0.561958,0.000000,-1638244.658738,5020849.622852,3564021.370914,1],    "boundingVolume": {    "region": [1.886110,0.596667,1.886276,0.596836,0.000000,8.782089]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/3_1395086.b3dm"}}}