{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951192,-0.308601,0.000000,0.000000,0.115597,-0.356302,0.927193,0.000000,-0.285862,0.881102,0.376752,0.000000,-1824131.864871,5622463.287999,2388021.802028,1],    "boundingVolume": {    "region": [1.884437,0.386235,1.884600,0.386339,0.000000,17.072140]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/16/9_66356.b3dm"}}}