{
  "manageEntity": {
    "action": "Repost",
    "entityId": "372951",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x96bcb491300bee105b8bbdff22835dc209d1dc82c81459cdfb5bbee4fb4f5224",
    "signature": "0xa0efdb216f06eb8feda20a4b5fc8ed9d2343b0c30aa2da9331d6af7474550c4619e4256d03cc93a2bf6ccedcf33306f79348492c1b6f945ba4c44d5758cbb7441c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}