{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896528,-0.442986,0.000000,0.000000,0.282956,-0.572655,0.769417,0.000000,-0.339905,0.687909,0.641285,0.000000,-2170949.031027,4393627.392380,4068426.898163,1],    "boundingVolume": {    "region": [2.029632,0.696116,2.029815,0.696228,0.000000,51.130713]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/6/6_505032.b3dm"}}}