{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948927,-0.315495,0.000000,0.000000,0.176273,-0.530184,0.829357,0.000000,-0.261108,0.785343,0.561301,0.000000,-1667140.049681,5014317.262132,3559844.353739,1],    "boundingVolume": {    "region": [1.891706,0.595904,1.891844,0.596010,0.000000,8.775504]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/9_1069069.b3dm"}}}