{
  "manageEntity": {
    "action": "Repost",
    "entityId": "545434",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa382ebf1dfb2b0dd8744b98afb4c4f3a80d673905ea184d693fb21b8d5e78baa",
    "signature": "0x471c0e28496e2244742919a4f256e62dd5c8a61efa635d6e2e8ddc145c620ea96461935e379bfcd31f4e34a31b7cd7f996baf8c5be96f55173e52a7b51752b7d1b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}