{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.871404,-0.490567,0.000000,0.000000,0.211786,-0.376200,0.902009,0.000000,-0.441939,0.785025,0.434080,0.000000,-2820525.599547,5010158.504076,2751825.496724,1],    "boundingVolume": {    "region": [2.083480,0.448977,2.083592,0.449057,0.000000,62.954785]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/1_222813.b3dm"}}}