{
  "manageEntity": {
    "action": "Repost",
    "entityId": "511223",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x72232ba418ab2f7d1b4979e52211435a9cefdf11665afe87c36d6c66d95068a0",
    "signature": "0x194a529baa144aeb5a4794bb23d2b648aa938d91043e2a00601dbcae08a98bfe32ddd1f1a78fef7a7d0bfadcbe689b92bfa5d02647c1853420414b4e2880ac6c1c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}