{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1890880896",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1cfbcdb81f6a10b768095bfca0e33c700e58f21e3794cf1d59236ecdc1cf0328",
    "signature": "0x8882b5f2163e569411ca58fbcbb9eea9e814dc49539f15e220ad0fdcce4892507e689864d3d1afefd418f6edfcaa4c80c03d43b5b38f4fcadc4f6fcdfa95e28a1c",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}