{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951984,-0.306149,0.000000,0.000000,0.114207,-0.355133,0.927813,0.000000,-0.283782,0.882433,0.375206,0.000000,-1810852.647191,5630933.261774,2378217.157703,1],    "boundingVolume": {    "region": [1.881925,0.384607,1.881957,0.384631,0.000000,6.156118]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/6/2/41.b3dm"}}}