{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943474,-0.331446,0.000000,0.000000,0.185735,-0.528702,0.828237,0.000000,-0.273934,0.779766,0.562961,0.000000,-1749047.173950,4978740.016783,3570392.182166,1],    "boundingVolume": {    "region": [1.908559,0.597915,1.908704,0.598012,0.000000,8.754841]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/1_1248505.b3dm"}}}