{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949908,-0.312530,0.000000,0.000000,0.117791,-0.358016,0.926256,0.000000,-0.289205,0.879014,0.379072,0.000000,-1845477.688003,5609167.588403,2402743.092636,1],    "boundingVolume": {    "region": [1.888598,0.388703,1.888706,0.388884,0.000000,4.456484]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/20/30_58511.b3dm"}}}