{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949433,-0.313969,0.000000,0.000000,0.115922,-0.350547,0.929343,0.000000,-0.291516,0.881537,0.371363,0.000000,-1860187.930625,5625162.722387,2353834.398032,1],    "boundingVolume": {    "region": [1.890097,0.380427,1.890236,0.380526,0.000000,8.724935]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/12/5_71299.b3dm"}}}