{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895637,-0.444785,0.000000,0.000000,0.284299,-0.572476,0.769055,0.000000,-0.341123,0.686899,0.641720,0.000000,-2178732.240590,4387187.416637,4071196.293302,1],    "boundingVolume": {    "region": [2.031670,0.696680,2.031791,0.696798,0.000000,47.144606]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/3/3_687087.b3dm"}}}