{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898738,-0.438486,0.000000,0.000000,0.283602,-0.581283,0.762680,0.000000,-0.333482,0.683519,0.649301,0.000000,-2130002.377813,4365741.040188,4119424.676489,1],    "boundingVolume": {    "region": [2.024659,0.706628,2.024760,0.706702,0.000000,8.583549]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/0/8_1819580.b3dm"}}}