{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858088,-0.513503,0.000000,0.000000,0.263219,-0.439851,0.858631,0.000000,-0.440128,0.735475,0.515135,0.000000,-2809693.208243,4695133.866168,3266506.205666,1],    "boundingVolume": {    "region": [2.109976,0.541102,2.110140,0.541227,0.000000,12.227433]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/14_209544.b3dm"}}}