{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949012,-0.315239,0.000000,0.000000,0.175941,-0.529663,0.829760,0.000000,-0.261023,0.785799,0.560702,0.000000,-1666596.112463,5017216.395562,3556037.818027,1],    "boundingVolume": {    "region": [1.891457,0.595138,1.891552,0.595329,0.000000,8.758130]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/19/30_1073381.b3dm"}}}