{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951204,-0.308563,0.000000,0.000000,0.115682,-0.356610,0.927064,0.000000,-0.285786,0.880990,0.377072,0.000000,-1823652.998141,5621747.862191,2390057.276008,1],    "boundingVolume": {    "region": [1.884397,0.386582,1.884560,0.386685,0.000000,51.767940]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/16/13_16287.b3dm"}}}