{
  "manageEntity": {
    "action": "Repost",
    "entityId": "742898543",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9e717cd398f23768d8efeb8bf614878915d573c612b2c6585852a06853d1c474",
    "signature": "0x3ded0527686443f6a2c54947f78a53ffa80f5603b16fc1d96d46797edfdbc39840f2de3dba48cf338d66218bbebd9a30e6d9b78ba1dcfa1aafaa4893de30d6eb1c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}