{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948629,-0.316389,0.000000,0.000000,0.176374,-0.528821,0.830205,0.000000,-0.262118,0.785907,0.560040,0.000000,-1673579.851143,5017894.071812,3551827.582511,1],    "boundingVolume": {    "region": [1.892669,0.594322,1.892765,0.594545,0.000000,8.785435]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/9_1093394.b3dm"}}}