{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943994,-0.329962,0.000000,0.000000,0.184436,-0.527655,0.829195,0.000000,-0.273027,0.781106,0.561542,0.000000,-1743242.146953,4987270.099773,3561375.528649,1],    "boundingVolume": {    "region": [1.907012,0.596191,1.907108,0.596306,0.000000,8.804748]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/12_1300524.b3dm"}}}