{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948894,-0.315594,0.000000,0.000000,0.176469,-0.530587,0.829058,0.000000,-0.261094,0.785030,0.561745,0.000000,-1667055.948514,5012325.646608,3562668.366772,1],    "boundingVolume": {    "region": [1.891810,0.596441,1.891948,0.596547,0.000000,8.756069]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/14_1114534.b3dm"}}}