{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897114,-0.441800,0.000000,0.000000,0.285463,-0.579658,0.763222,0.000000,-0.336243,0.682772,0.648662,0.000000,-2147632.321997,4360959.104480,4115361.614294,1],    "boundingVolume": {    "region": [2.028349,0.705791,2.028452,0.705860,0.000000,7.962008]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/17/21_1837184.b3dm"}}}