{
  "manageEntity": {
    "action": "Repost",
    "entityId": "438955",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0aa0639c511312b7c0441370658b5c9e9f572096657421c013bc6e7632393471",
    "signature": "0x56d8d97b8dc9e905135635157da8dc4e1ecb4b61135d71df35cbff1c6c1eb5c710ee36228c7d6f3cb52e763a119ff3433bc9e4b21b4ab02cb792e7d47118b6c21c",
    "signer": "0xD24271e3B8CCFB603860EA392E94eD5AE2538703",
    "userId": "456716469"
  }
}