{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897726,-0.440555,0.000000,0.000000,0.282884,-0.576438,0.766613,0.000000,-0.336797,0.686298,0.644642,0.000000,-2151133.634539,4383401.613171,4089782.268330,1],    "boundingVolume": {    "region": [2.026949,0.700520,2.027076,0.700589,0.000000,36.867357]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/6_857430.b3dm"}}}