{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.894481,-0.447106,0.000000,0.000000,0.284907,-0.569984,0.770679,0.000000,-0.343633,0.687472,0.639764,0.000000,-2194748.330565,4390812.650849,4058750.157333,1],    "boundingVolume": {    "region": [2.034257,0.694129,2.034391,0.694253,0.000000,38.555296]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/9_1167508.b3dm"}}}