{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896529,-0.442985,0.000000,0.000000,0.283545,-0.573849,0.768310,0.000000,-0.339411,0.686912,0.642614,0.000000,-2167806.286952,4387284.452610,4076881.857602,1],    "boundingVolume": {    "region": [2.029638,0.697831,2.029806,0.697980,0.000000,47.265181]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/3_505863.b3dm"}}}