{
  "manageEntity": {
    "action": "Repost",
    "entityId": "516644106",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4798f0e66f328edda1dddc11448dafbfc95a04d590f3ca26a1697b04c75eec68",
    "signature": "0x80a735446c33650d62e23597f5a8bce459d939e74886c74d7429445215ec2e856ace10c19ab4e9d025ed4d70e2ca4c441a0a5c6dc77ae5ed9078328d255d6b731b",
    "signer": "0x1d868e2cc29848871636BdCF83a08A975835b6DD",
    "userId": "120328011"
  }
}