{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898922,-0.438109,0.000000,0.000000,0.282930,-0.580523,0.763508,0.000000,-0.333560,0.684406,0.648325,0.000000,-2130492.450481,4371390.148482,4113217.609730,1],    "boundingVolume": {    "region": [2.024208,0.705323,2.024373,0.705442,0.000000,22.408144]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/6_1843778.b3dm"}}}