{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.894812,-0.446443,0.000000,0.000000,0.284611,-0.570449,0.770444,0.000000,-0.343018,0.687516,0.640047,0.000000,-2190823.679449,4391096.895854,4060550.449608,1],    "boundingVolume": {    "region": [2.033516,0.694497,2.033650,0.694622,0.000000,41.161486]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/12_983031.b3dm"}}}