{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950164,-0.311749,0.000000,0.000000,0.115513,-0.352065,0.928820,0.000000,-0.289291,0.881714,0.372682,0.000000,-1845993.303621,5626306.804652,2362203.552608,1],    "boundingVolume": {    "region": [1.887767,0.381846,1.887893,0.381949,0.000000,12.060852]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/17/19_63334.b3dm"}}}