{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950453,-0.310869,0.000000,0.000000,0.173872,-0.531598,0.828958,0.000000,-0.257154,0.786224,0.561893,0.000000,-1641897.880369,5019954.106072,3563604.492409,1],    "boundingVolume": {    "region": [1.886854,0.596623,1.886952,0.596721,0.000000,14.804801]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/7_1394368.b3dm"}}}