{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950475,-0.310801,0.000000,0.000000,0.172644,-0.527971,0.831529,0.000000,-0.257903,0.788704,0.558061,0.000000,-1646656.766641,5035712.858478,3539255.281020,1],    "boundingVolume": {    "region": [1.886747,0.591948,1.886918,0.592148,0.000000,6.924549]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/17/5_1321487.b3dm"}}}