{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895766,-0.444526,0.000000,0.000000,0.284104,-0.572499,0.769110,0.000000,-0.340949,0.687047,0.641654,0.000000,-2177621.720242,4388133.857641,4070773.264041,1],    "boundingVolume": {    "region": [2.031381,0.696594,2.031502,0.696712,0.000000,19.799154]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/2_653791.b3dm"}}}