{
  "manageEntity": {
    "action": "Repost",
    "entityId": "54473",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x694417daa7e826365bdb17505efe97f42f14406c0c1246582711ba0649c1d008",
    "signature": "0xf534a428b35381dc080052ea9770d3b3e62b64cc94590c18a5f598ea62b4ea2f5be064b273646b78e915043929c0f0ddc7925aaf8ffb48639f3aca563b6757081b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}