{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948818,-0.315822,0.000000,0.000000,0.116028,-0.348580,0.930070,0.000000,-0.293469,0.881663,0.369522,0.000000,-1872641.901697,5625938.644796,2342154.454941,1],    "boundingVolume": {    "region": [1.892067,0.378460,1.892172,0.378529,0.000000,65.008255]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/14/15_11503.b3dm"}}}