{
  "manageEntity": {
    "action": "Repost",
    "entityId": "489516877",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xc471528a8e9db8cd7a9c7a0799e80d5ece4b22f5b46739e03306d732ec981487",
    "signature": "0xd835be96bec115026340a3439f1a8eb9904295e7d1059d64de385bd35baed1ba3ca05438b12f2ad49eb04b26912a4960cd1d6e2b2496094a1aa94d1431bc6d811c",
    "signer": "0x262FfE6368E86674bFd32404757f3A8B1a189F85",
    "userId": "664900058"
  }
}