{
  "manageEntity": {
    "action": "Repost",
    "entityId": "291020911",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xf16d13c42080cf5805b6b5b8834b2d5c0e55f32aa2213744a28a241092a6c48d",
    "signature": "0x091474ec0f3130a9a2f01e4d03e3de265a3fe4749289169fa0c31223f423196b43487066804123992790010c72e8fb2cbf64f42a82542453d15bc7f0aaafcab71b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}