{
  "manageEntity": {
    "action": "Repost",
    "entityId": "408557",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa97399e246307a8f5f51393f9ed8bd0654d65d289b795682c327cfe8fc71038a",
    "signature": "0x1aae8913aaa87a464b6fbfcea519c46da3104ff29e300e843ffa26a8da7fdfc9274b0ff97e48f10e2314546b21a1b086b75aea52cf701b4aa9d2be447e5cb27d1c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}