{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949547,-0.313625,0.000000,0.000000,0.174924,-0.529611,0.830008,0.000000,-0.259765,0.786479,0.560332,0.000000,-1658561.530126,5021553.533086,3553687.424596,1],    "boundingVolume": {    "region": [1.889723,0.594654,1.889885,0.594920,0.000000,8.803873]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/12_1379579.b3dm"}}}