{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896903,-0.442227,0.000000,0.000000,0.282280,-0.572507,0.769775,0.000000,-0.339481,0.688519,0.640854,0.000000,-2168237.835475,4397518.116781,4065686.670699,1],    "boundingVolume": {    "region": [2.028785,0.695554,2.028968,0.695667,0.000000,31.543337]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/1_450956.b3dm"}}}