{
  "manageEntity": {
    "action": "Repost",
    "entityId": "257219405",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0eef61fd63a77f257cc9c23a150e08f23052db8834ab44dc1ed923b96c12885c",
    "signature": "0x5f5124ddee03a5144e15d107577437658a30b71f8e79906351acecf5c820a02d68daabe58d95be4e2e276e6b422f8fd5548746b37f6d602e6a009d38eb0bd36a1c",
    "signer": "0x3324C23609BC25902C39CFa38CF40581c7Bc7F87",
    "userId": "229134011"
  }
}