{
  "manageEntity": {
    "action": "Repost",
    "entityId": "864896147",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa68180edfbfcdbf1e00eaeea304f9447691939301cf28c4551ca7734b43bc0b3",
    "signature": "0x764b35df7f24db239abfcbcf65ec290583831d687a84d06982496c80523418d66b64679024c03018674d94cee7ae8988aca17d3e041dd046ca69fc77cce6e2d91b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}