{
  "manageEntity": {
    "action": "Repost",
    "entityId": "774466638",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9200a8fed693dc2646cbc309c6fb39d31240f0b2acf434d36105b768dfb419bd",
    "signature": "0x0a13c465a9bd1055c38413568f448102f57141b97c2c161401a6dfc1c3c3308e698285ca6b173591e5a5733a55fa512625042cbd5fc92c2a49e6e5d8dba441d71b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}