{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895983,-0.444088,0.000000,0.000000,0.287541,-0.580136,0.762077,0.000000,-0.337474,0.680881,0.650010,0.000000,-2155507.799245,4348905.572720,4123932.665009,1],    "boundingVolume": {    "region": [2.030894,0.707554,2.031012,0.707640,0.000000,9.959777]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/9/15_1799517.b3dm"}}}