{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949650,-0.313313,0.000000,0.000000,0.174713,-0.529553,0.830090,0.000000,-0.259533,0.786642,0.560211,0.000000,-1657079.517750,5022591.350268,3552917.256820,1],    "boundingVolume": {    "region": [1.889395,0.594508,1.889557,0.594773,0.000000,8.813729]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/11_1377363.b3dm"}}}