{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.894883,-0.446301,0.000000,0.000000,0.284589,-0.570632,0.770317,0.000000,-0.342852,0.687456,0.640201,0.000000,-2189761.483526,4390713.866922,4061530.870754,1],    "boundingVolume": {    "region": [2.033357,0.694698,2.033491,0.694822,0.000000,34.553381]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/14_981931.b3dm"}}}