{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858188,-0.513336,0.000000,0.000000,0.262927,-0.439558,0.858870,0.000000,-0.440109,0.735768,0.514732,0.000000,-2809567.730539,4696996.611668,3263952.379227,1],    "boundingVolume": {    "region": [2.109782,0.540633,2.109946,0.540758,0.000000,72.442900]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/10_422810.b3dm"}}}