{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.890928,-0.454144,0.000000,0.000000,0.292215,-0.573261,0.765495,0.000000,-0.346675,0.680100,0.645973,0.000000,-2214238.099641,4343840.396525,4098248.124854,1],    "boundingVolume": {    "region": [2.042159,0.702253,2.042255,0.702340,0.000000,10.240244]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/4_1683735.b3dm"}}}