{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896430,-0.443185,0.000000,0.000000,0.283636,-0.573710,0.768380,0.000000,-0.339595,0.686899,0.642530,0.000000,-2168980.759420,4387202.206938,4076349.245799,1],    "boundingVolume": {    "region": [2.029860,0.697721,2.030029,0.697871,0.000000,66.581884]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/3/2_522890.b3dm"}}}