{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897177,-0.441671,0.000000,0.000000,0.285367,-0.579674,0.763245,0.000000,-0.336155,0.682841,0.648635,0.000000,-2147071.334649,4361401.424904,4115186.765077,1],    "boundingVolume": {    "region": [2.028205,0.705755,2.028308,0.705824,0.000000,7.217138]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/16/20_1837153.b3dm"}}}