{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950094,-0.311965,0.000000,0.000000,0.174391,-0.531111,0.829162,0.000000,-0.258125,0.786122,0.561591,0.000000,-1648095.250778,5019293.999648,3561685.945546,1],    "boundingVolume": {    "region": [1.887988,0.596203,1.888126,0.596411,0.000000,8.690723]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/2_1346859.b3dm"}}}