{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1607558739",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0f62e5de0a842084893fc466beeff9900b57021d3c39db0e077ed8682dab04bc",
    "signature": "0x65edbfc888eeb54d3313ece7d7321a3bb922739da7485ed5dbe17d7170a678fa27c3f61ad033f61de3e0477980b6b07b2c31d7f9b45dbc0b9fca519f3dbe2dec1c",
    "signer": "0xD24271e3B8CCFB603860EA392E94eD5AE2538703",
    "userId": "456716469"
  }
}