{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.857956,-0.513723,0.000000,0.000000,0.263326,-0.439774,0.858637,0.000000,-0.440320,0.735368,0.515123,0.000000,-2810917.728539,4694449.951037,3266436.131811,1],    "boundingVolume": {    "region": [2.110232,0.541089,2.110397,0.541214,0.000000,9.902566]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/13_195898.b3dm"}}}