{
  "manageEntity": {
    "action": "Repost",
    "entityId": "255861",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x26e6733e397510327ee179f1397ad2bc0e8d0e2fc1f33f8ad09c553c23d0ce42",
    "signature": "0x16f1c4fd5113092ad93ebb59788452e900b3efdaf347ff509a3fa2838333960f7502ff6d84123d92228885727f18e8bd629d7dd0a3bc3b50af49c9f82c018e721c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}