{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897449,-0.441118,0.000000,0.000000,0.281752,-0.573221,0.769437,0.000000,-0.338480,0.688634,0.641260,0.000000,-2161849.757467,4398257.718582,4068270.154080,1],    "boundingVolume": {    "region": [2.027569,0.696086,2.027712,0.696194,0.000000,22.010927]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/1_938448.b3dm"}}}