{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950780,-0.309868,0.000000,0.000000,0.173183,-0.531385,0.829239,0.000000,-0.256413,0.786763,0.561476,0.000000,-1637167.287866,5023387.989158,3560958.897221,1],    "boundingVolume": {    "region": [1.885777,0.596059,1.885923,0.596279,0.000000,8.812346]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/14_1423199.b3dm"}}}