{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951159,-0.308700,0.000000,0.000000,0.115704,-0.356505,0.927101,0.000000,-0.285925,0.880984,0.376979,0.000000,-1824537.552543,5621714.130798,2389465.438387,1],    "boundingVolume": {    "region": [1.884541,0.386481,1.884705,0.386584,0.000000,15.426830]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/17/12_2991.b3dm"}}}