{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950767,-0.309906,0.000000,0.000000,0.173211,-0.531399,0.829224,0.000000,-0.256440,0.786739,0.561498,0.000000,-1637341.419684,5023233.439211,3561095.926686,1],    "boundingVolume": {    "region": [1.885818,0.596085,1.885963,0.596305,0.000000,8.812346]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/14_1339123.b3dm"}}}