{
  "manageEntity": {
    "action": "Repost",
    "entityId": "475238587",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2853d8eff7076f376ccb503014b844cd7b31ef8be37787b3241d4c69f3e5bd54",
    "signature": "0x520816db5a51c9b5c2bfeaf9d10527907b73107d159fc2aab83b3390c8bb3f3d2f5b5e67b64ea60503d09d60f1e77ec5cdea7e540204873154e584594b1f96601c",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}