{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897504,-0.441005,0.000000,0.000000,0.281684,-0.573264,0.769430,0.000000,-0.338391,0.688670,0.641269,0.000000,-2161278.773468,4398487.814104,4068324.399237,1],    "boundingVolume": {    "region": [2.027444,0.696097,2.027586,0.696205,0.000000,52.276545]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/1_400092.b3dm"}}}