{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950367,-0.311131,0.000000,0.000000,0.174159,-0.531978,0.828655,0.000000,-0.257276,0.785863,0.562343,0.000000,-1642679.956182,5017653.167899,3566464.171530,1],    "boundingVolume": {    "region": [1.887131,0.597167,1.887228,0.597265,0.000000,8.815122]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/12_1385694.b3dm"}}}