{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948893,-0.315597,0.000000,0.000000,0.176198,-0.529769,0.829638,0.000000,-0.261281,0.785584,0.560883,0.000000,-1668245.861713,5015846.312966,3557189.092974,1],    "boundingVolume": {    "region": [1.891835,0.595357,1.891930,0.595547,0.000000,8.742115]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/23/31_1181154.b3dm"}}}