{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1474194265",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x83fd9f7ad43b214c25520e29dec51ceead60ee1894e2ad4a3666d0835fa356fc",
    "signature": "0x916bbe988ffad69637905a2b9cbbd2b6e45f93fe61a14c956963e3839001c5e3048b7369166d1ede19bbb81c18fd044018d34179bae56e317c3a54c7cd71de6f1b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}