{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949486,-0.313810,0.000000,0.000000,0.115012,-0.347989,0.930417,0.000000,-0.291710,0.882616,0.368638,0.000000,-1861411.083388,5632009.464430,2336547.833354,1],    "boundingVolume": {    "region": [1.889916,0.377419,1.890084,0.377668,0.000000,22.402307]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/9_15066.b3dm"}}}