{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950768,-0.309902,0.000000,0.000000,0.171432,-0.525948,0.833061,0.000000,-0.257635,0.790414,0.555761,0.000000,-1644931.047172,5046588.241457,3524635.501789,1],    "boundingVolume": {    "region": [1.885801,0.589216,1.885971,0.589340,0.000000,7.448768]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/17/7_1462895.b3dm"}}}