{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951195,-0.308590,0.000000,0.000000,0.115738,-0.356748,0.927003,0.000000,-0.285792,0.880924,0.377222,0.000000,-1823691.718950,5621329.522528,2391005.110529,1],    "boundingVolume": {    "region": [1.884425,0.386743,1.884588,0.386846,0.000000,27.289516]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/16/15_32946.b3dm"}}}