{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1903823869",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x03fd5d9fb0518a229222f15c89483e9d04df97260caf68b5a0374a604f43872b",
    "signature": "0x23f1f9b5fe069adf1c3a9c91a53de0121e08954b1a368e46933efa186fab03f0152b382fa0b4fb62a5777f8f3fbe269a277a8c6c1052ed93bf40adf810e565e31c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}