{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895756,-0.444547,0.000000,0.000000,0.284048,-0.572353,0.769239,0.000000,-0.341023,0.687156,0.641499,0.000000,-2178091.597324,4388821.673866,4069786.910824,1],    "boundingVolume": {    "region": [2.031404,0.696392,2.031526,0.696510,0.000000,27.420910]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/0_657694.b3dm"}}}