{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950191,-0.311669,0.000000,0.000000,0.174298,-0.531385,0.829006,0.000000,-0.257831,0.786053,0.561822,0.000000,-1646220.013989,5018858.371693,3563156.840004,1],    "boundingVolume": {    "region": [1.887670,0.596494,1.887821,0.596679,0.000000,8.803817]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/3_1399053.b3dm"}}}