{
  "manageEntity": {
    "action": "Repost",
    "entityId": "576577",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb6b5af079ad8a1d964e38280dd9177f076459f71aa62aa55f4bdab27d1cfc5e7",
    "signature": "0xecfebf03def7c15e89aea5709e26575dea8436aa2809ad30a7ff50cdcb17cfda1f0f23cf162d2dfe891610a81c4d2c092e438da348202d5c86fcb4f8c18253d21b",
    "signer": "0x1d868e2cc29848871636BdCF83a08A975835b6DD",
    "userId": "120328011"
  }
}