{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950381,-0.311087,0.000000,0.000000,0.174070,-0.531789,0.828795,0.000000,-0.257283,0.786008,0.562135,0.000000,-1642727.772556,5018580.690367,3565145.737084,1],    "boundingVolume": {    "region": [1.887085,0.596916,1.887182,0.597015,0.000000,8.811348]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/10_1396892.b3dm"}}}