{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949874,-0.312634,0.000000,0.000000,0.174297,-0.529565,0.830170,0.000000,-0.258996,0.786904,0.560092,0.000000,-1653646.629318,5024261.107353,3552160.864014,1],    "boundingVolume": {    "region": [1.888680,0.594364,1.888842,0.594630,0.000000,8.819431]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/10_1378566.b3dm"}}}