{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949983,-0.312303,0.000000,0.000000,0.174592,-0.531086,0.829135,0.000000,-0.258396,0.786005,0.561630,0.000000,-1649825.500752,5018547.154296,3561935.608094,1],    "boundingVolume": {    "region": [1.888327,0.596252,1.888498,0.596457,0.000000,16.482355]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/3_1402721.b3dm"}}}