{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951674,-0.307109,0.000000,0.000000,0.115013,-0.356403,0.927226,0.000000,-0.284490,0.881582,0.376668,0.000000,-1815379.173521,5625521.831542,2387492.040120,1],    "boundingVolume": {    "region": [1.882869,0.386145,1.883032,0.386248,0.000000,8.499635]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/6/9_55474.b3dm"}}}