{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949898,-0.312560,0.000000,0.000000,0.174361,-0.529899,0.829943,0.000000,-0.258863,0.786707,0.560430,0.000000,-1652800.389620,5023010.065692,3554308.867953,1],    "boundingVolume": {    "region": [1.888601,0.594839,1.888765,0.594970,0.000000,8.818605]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/9_1358182.b3dm"}}}