{
  "manageEntity": {
    "action": "Repost",
    "entityId": "399592648",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6152c7e2ca074483a146206208ca3044ef2e3e410ecef13140debb87f3e1642a",
    "signature": "0xb58dbf218def9a7c9530b8deee9b05a59f6385677c7e4097cd8fddae07f1b2114ceb15d562e2140d055a29960da4ff3aef834169ad36b872dd6e979ef629af2c1b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}