{
  "manageEntity": {
    "action": "Repost",
    "entityId": "446913",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x32ba7842a87d646c3dfdade50c3edf1d6eb8ccba53b397a80f27b0fd4b05b302",
    "signature": "0x2430bff526c657d23dda2d1f73799522032fea8d5328dd94aef34db261b03be30bd8900e2de5e6f6e9d9833d530294ef28ce55b79be11428062c1360f8d0573f1b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}