{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.893936,-0.448194,0.000000,0.000000,0.288825,-0.576071,0.764671,0.000000,-0.341762,0.681656,0.646950,0.000000,-2182867.938518,4353797.818445,4104464.146426,1],    "boundingVolume": {    "region": [2.035457,0.703496,2.035623,0.703659,0.000000,51.820974]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/2_1871088.b3dm"}}}