{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949831,-0.312762,0.000000,0.000000,0.174897,-0.531147,0.829032,0.000000,-0.258743,0.785780,0.561784,0.000000,-1652046.522679,5017118.129251,3562912.579753,1],    "boundingVolume": {    "region": [1.888811,0.596438,1.888982,0.596643,0.000000,8.666334]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/4_1404900.b3dm"}}}