{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949629,-0.313377,0.000000,0.000000,0.114354,-0.346528,0.931043,0.000000,-0.291505,0.883350,0.367038,0.000000,-1860099.432636,5636670.872617,2326398.105497,1],    "boundingVolume": {    "region": [1.889459,0.375698,1.889628,0.375948,0.000000,23.562126]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/2_32341.b3dm"}}}