{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950099,-0.311948,0.000000,0.000000,0.174373,-0.531088,0.829180,0.000000,-0.258116,0.786144,0.561563,0.000000,-1648041.136373,5019436.362647,3561511.529191,1],    "boundingVolume": {    "region": [1.887970,0.596170,1.888108,0.596378,0.000000,8.817862]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/2_1432831.b3dm"}}}