{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949526,-0.313687,0.000000,0.000000,0.115609,-0.349946,0.929609,0.000000,-0.291339,0.881879,0.370691,0.000000,-1859052.509487,5627330.981484,2349573.582086,1],    "boundingVolume": {    "region": [1.889816,0.379696,1.889924,0.379811,0.000000,11.925538]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/3/19_74260.b3dm"}}}