{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944172,-0.329452,0.000000,0.000000,0.184124,-0.527681,0.829248,0.000000,-0.272622,0.781304,0.561463,0.000000,-1740656.511109,4988531.372058,3560877.065251,1],    "boundingVolume": {    "region": [1.906462,0.596116,1.906576,0.596191,0.000000,8.805641]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/3_1297147.b3dm"}}}