{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949736,-0.313053,0.000000,0.000000,0.174889,-0.530574,0.829401,0.000000,-0.259100,0.786054,0.561236,0.000000,-1654323.056855,5018854.460647,3559432.575157,1],    "boundingVolume": {    "region": [1.889126,0.595795,1.889279,0.595963,0.000000,8.820307]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/2_1352076.b3dm"}}}