{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896753,-0.442532,0.000000,0.000000,0.282601,-0.572667,0.769539,0.000000,-0.339610,0.688191,0.641139,0.000000,-2169065.257926,4395426.418731,4067494.610651,1],    "boundingVolume": {    "region": [2.029125,0.695925,2.029308,0.696037,0.000000,10.788778]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/4_469979.b3dm"}}}