{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950084,-0.311995,0.000000,0.000000,0.115920,-0.352998,0.928415,0.000000,-0.289391,0.881250,0.373700,0.000000,-1846636.695176,5623362.188238,2368659.942617,1],    "boundingVolume": {    "region": [1.888019,0.382962,1.888158,0.383027,0.000000,6.373022]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/7.b3dm"}}}