{
  "manageEntity": {
    "action": "Repost",
    "entityId": "21924",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x123f81aa45bb53ac42f9551df5d0bbf7e21e7f2a3e006228d407ea88a58d0aa0",
    "signature": "0xd33473becc18f1c8382379b3d2ec776975964c4fe516aa50d25a0df263e804377cc1f4140ac8d16ddd075eccec019a10b2b8050f8b960f5f86521073ab3ad0591b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}