{
  "manageEntity": {
    "action": "Repost",
    "entityId": "125743868",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa78b4ca69417c5a8ffd6948443aa324b205606e46efce412f417c29cede1c8c0",
    "signature": "0x7c99f638a50cb673383596ad9daa9281251a7d68614ec9830886a709a791e226350dc5f1e49cb2416b8af2f4d650a53a307e05ad14faa4a06ebf56bbd07255681b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}