{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950386,-0.311073,0.000000,0.000000,0.174059,-0.531782,0.828801,0.000000,-0.257273,0.786019,0.562125,0.000000,-1642663.359015,5018646.155111,3565083.680353,1],    "boundingVolume": {    "region": [1.887069,0.596904,1.887167,0.597003,0.000000,7.497098]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/10_1326715.b3dm"}}}