{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.942977,-0.332857,0.000000,0.000000,0.186527,-0.528427,0.828235,0.000000,-0.275100,0.779353,0.562964,0.000000,-1756492.873902,4976103.573009,3570412.238842,1],    "boundingVolume": {    "region": [1.910066,0.597928,1.910191,0.598007,0.000000,7.608634]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/12_1249213.b3dm"}}}