{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951673,-0.307114,0.000000,0.000000,0.115015,-0.356403,0.927226,0.000000,-0.284495,0.881580,0.376669,0.000000,-1815407.949807,5625510.964860,2387495.738935,1],    "boundingVolume": {    "region": [1.882874,0.386146,1.883037,0.386249,0.000000,8.499635]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/6/9_55475.b3dm"}}}