{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898923,-0.438106,0.000000,0.000000,0.282932,-0.580531,0.763500,0.000000,-0.333555,0.684401,0.648334,0.000000,-2130456.143714,4371356.610012,4113271.693685,1],    "boundingVolume": {    "region": [2.024204,0.705335,2.024369,0.705454,0.000000,22.408144]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/6_1843857.b3dm"}}}