{
  "manageEntity": {
    "action": "Repost",
    "entityId": "257044711",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xeabdbaabd50b591afbb7049092a65774edbf36821d52647c359657c99ad0dafd",
    "signature": "0x49bd3fa36647ce44d7496cfb5a1eb6ebd2176c8473230e47017455ae3e94156c3b16c1c12bd66e4b2b9b76abe1403491549bfa2a7bc316c959819c9fc43056531b",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}