{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895920,-0.444216,0.000000,0.000000,0.283875,-0.572535,0.769167,0.000000,-0.340737,0.687217,0.641585,0.000000,-2176268.142533,4389216.133890,4070333.268821,1],    "boundingVolume": {    "region": [2.031041,0.696509,2.031150,0.696616,0.000000,39.250883]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/2_614554.b3dm"}}}