{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948651,-0.316326,0.000000,0.000000,0.176625,-0.529694,0.829595,0.000000,-0.261871,0.785342,0.560947,0.000000,-1672008.647149,5014302.075650,3557596.795900,1],    "boundingVolume": {    "region": [1.892602,0.595418,1.892698,0.595641,0.000000,8.760612]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/14_1188389.b3dm"}}}