{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949224,-0.314601,0.000000,0.000000,0.116530,-0.351599,0.928870,0.000000,-0.291953,0.880889,0.372557,0.000000,-1862981.105788,5621039.687532,2361411.570292,1],    "boundingVolume": {    "region": [1.890764,0.381713,1.890902,0.381813,0.000000,11.609424]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/17/18_68367.b3dm"}}}