{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897662,-0.440684,0.000000,0.000000,0.285484,-0.581524,0.761793,0.000000,-0.334761,0.681900,0.650344,0.000000,-2138183.809377,4355423.501677,4126057.699949,1],    "boundingVolume": {    "region": [2.027081,0.707923,2.027233,0.708150,0.000000,11.320748]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/2_1796698.b3dm"}}}