{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949728,-0.313077,0.000000,0.000000,0.174993,-0.530845,0.829205,0.000000,-0.259059,0.785860,0.561527,0.000000,-1654057.502876,5017622.623514,3561279.751696,1],    "boundingVolume": {    "region": [1.889151,0.596146,1.889304,0.596314,0.000000,18.428142]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/5_1437970.b3dm"}}}