{
  "manageEntity": {
    "action": "Repost",
    "entityId": "774910001",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb0c9d78a4dd54507d2ff0f7ae420a830e4a294f89933003a632c0a753e6df308",
    "signature": "0x98bac78123bf39fb04fe677ada0dd9a9507a99e1c8b0c12ea26abaff60c33137558c4b31b6d649d87f9e790ded895b0271d7db02474937ceb4de09182d311b801c",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}