{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898310,-0.439362,0.000000,0.000000,0.284375,-0.581427,0.762281,0.000000,-0.333973,0.682833,0.649770,0.000000,-2133140.276718,4361372.596107,4122407.136538,1],    "boundingVolume": {    "region": [2.025632,0.707245,2.025738,0.707318,0.000000,6.331931]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/21/5_1805161.b3dm"}}}