{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948484,-0.316824,0.000000,0.000000,0.115793,-0.346653,0.930819,0.000000,-0.294640,0.882071,0.367612,0.000000,-1880105.311802,5628514.036128,2330037.791892,1],    "boundingVolume": {    "region": [1.893128,0.376413,1.893223,0.376467,0.000000,12.581754]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/18/7_29777.b3dm"}}}