{
  "manageEntity": {
    "action": "Repost",
    "entityId": "709503402",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd276871fb1fb31e5f02bb5aac0382a9a3fb22a0f6af125841a52379150816771",
    "signature": "0x9255eed15140c1617bfdbda2ea940dff9cf570f5a953a1754b4edcbbab18751102bb9f47adf093b473cc6477c4e820a43eb2ff391e61eb402b3db0baf60736d41b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}