{
  "manageEntity": {
    "action": "Repost",
    "entityId": "518096",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9c516d3c18656cc18a29ba8b47345705d78851d4a93315f69a13c358a2d95047",
    "signature": "0x074ee5fc92348d2db7a8a80d32a3f84e2ea5021762eca12c7f66ddf7fa560e694bb47b702e3bd113a1f8a6efe4bddf379aea62dd27f936f39490621c1aca0a461c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}