{
  "manageEntity": {
    "action": "Repost",
    "entityId": "505570224",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4ed1cbe62f3d40565b52de98937a4b0e4c7fe720a7314d6f1ad37a61a50a75a5",
    "signature": "0xedfcd3e6296cc5a96a9b2c175da0ab2fd38626926e31db0ca084f5d57f149cf9632e32f694cee07ff640d44d029c47a5d86d225e48855e10517e758a75e0cbe21c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}