{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896342,-0.443364,0.000000,0.000000,0.287987,-0.582220,0.760318,0.000000,-0.336140,0.679569,0.652071,0.000000,-2147002.288510,4340563.893146,4137048.491313,1],    "boundingVolume": {    "region": [2.030054,0.710260,2.030234,0.710365,0.000000,9.620401]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/12/15_1783769.b3dm"}}}