{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895775,-0.444508,0.000000,0.000000,0.284093,-0.572507,0.769108,0.000000,-0.340934,0.687052,0.641657,0.000000,-2177524.818125,4388164.903510,4070791.510400,1],    "boundingVolume": {    "region": [2.031360,0.696597,2.031481,0.696715,0.000000,34.269785]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/0/2_949216.b3dm"}}}