{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948943,-0.315446,0.000000,0.000000,0.176336,-0.530463,0.829165,0.000000,-0.261006,0.785174,0.561585,0.000000,-1666493.619659,5013239.695649,3561652.057924,1],    "boundingVolume": {    "region": [1.891655,0.596247,1.891792,0.596354,0.000000,8.808381]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/12_1150932.b3dm"}}}