{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949848,-0.312712,0.000000,0.000000,0.174921,-0.531314,0.828920,0.000000,-0.258667,0.785687,0.561949,0.000000,-1651558.997575,5016525.864801,3563965.298442,1],    "boundingVolume": {    "region": [1.888758,0.596638,1.888929,0.596843,0.000000,8.812117]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/5_1407793.b3dm"}}}