{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951141,-0.308757,0.000000,0.000000,0.115811,-0.356763,0.926989,0.000000,-0.285942,0.880859,0.377259,0.000000,-1824646.700891,5620919.827005,2391238.116694,1],    "boundingVolume": {    "region": [1.884600,0.386783,1.884764,0.386886,0.000000,52.374466]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/17/15_33449.b3dm"}}}