{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944256,-0.329212,0.000000,0.000000,0.184019,-0.527809,0.829189,0.000000,-0.272404,0.781318,0.561550,0.000000,-1739268.660747,4988619.229959,3561428.372795,1],    "boundingVolume": {    "region": [1.906208,0.596221,1.906323,0.596295,0.000000,8.620896]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/4_851639.b3dm"}}}