{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948935,-0.315472,0.000000,0.000000,0.176348,-0.530452,0.829169,0.000000,-0.261028,0.785171,0.561579,0.000000,-1666634.836237,5013220.232126,3561613.634793,1],    "boundingVolume": {    "region": [1.891681,0.596240,1.891819,0.596347,0.000000,8.748822]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/12_1150891.b3dm"}}}