{
  "manageEntity": {
    "action": "Repost",
    "entityId": "471051",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8323ec2f95c744e3ecbf2cb58d1ea3c10d82a35284da1b64491db5dac6c51cd1",
    "signature": "0x095372ce1815eb55ffcf95db83949837782bfa57860de438ae86ec148f71dbd92bdabdbdf3a8c53e6edf6410c26cc1551293ba0c9aabe1a2e83485126e16f07f1b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}