{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897207,-0.441611,0.000000,0.000000,0.286127,-0.581314,0.761712,0.000000,-0.335429,0.681481,0.650439,0.000000,-2142450.873148,4352748.560189,4126662.888194,1],    "boundingVolume": {    "region": [2.028141,0.708124,2.028239,0.708200,0.000000,6.621302]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/4/15_1798807.b3dm"}}}