{
  "manageEntity": {
    "action": "Repost",
    "entityId": "803866",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd3b75dbe7891d39502c7783a914db98453f0afdc4d67c5dd420370e0c7a25774",
    "signature": "0x1000975ee14d30803c6532b3a48d34cf8216c30fb702df7e5613c4b5dcbd8b6b7294389ddc72e5e0b13f103cf74e1f94f653c76ef313899aee57e656d74034d71c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}