{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949623,-0.313396,0.000000,0.000000,0.114570,-0.347160,0.930781,0.000000,-0.291440,0.883093,0.367708,0.000000,-1859683.220561,5635040.472606,2330648.058454,1],    "boundingVolume": {    "region": [1.889479,0.376419,1.889647,0.376668,0.000000,15.439413]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/5_29206.b3dm"}}}