{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897832,-0.440339,0.000000,0.000000,0.282877,-0.576773,0.766364,0.000000,-0.336522,0.686154,0.644939,0.000000,-2149377.133851,4382487.615333,4091672.109606,1],    "boundingVolume": {    "region": [2.026709,0.700909,2.026836,0.700978,0.000000,16.967413]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/12_861148.b3dm"}}}