{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950035,-0.312145,0.000000,0.000000,0.174472,-0.531017,0.829205,0.000000,-0.258287,0.786114,0.561527,0.000000,-1649129.515471,5019243.505911,3561281.074380,1],    "boundingVolume": {    "region": [1.888160,0.596128,1.888332,0.596333,0.000000,13.518449]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/3_1437957.b3dm"}}}