{
  "manageEntity": {
    "action": "Repost",
    "entityId": "803700729",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x542e90392caffa3b5498d79f2173ccd09e8212e7a8cf81dcf74226c957fcefe9",
    "signature": "0x946a4b7185d0a59b7358c93c34262f303dfc0ae0fb4663473053da1fe95425781a44a90cb2b065ebbfff997dc9e0baac96cb1c2e5eb806d55e8b2177fce658fe1c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}