{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950942,-0.309369,0.000000,0.000000,0.172837,-0.531267,0.829387,0.000000,-0.256047,0.787040,0.561256,0.000000,-1634828.745545,5025148.214799,3559558.885949,1],    "boundingVolume": {    "region": [1.885253,0.595793,1.885399,0.596012,0.000000,8.342626]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/12_1339971.b3dm"}}}