{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1449416321",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb119cec86ea2116f09873e0f7d21ec82350d6666a734ef7a252ef40049fe0aac",
    "signature": "0x40f41c567ec130fa0551c38414f6c394fdbbb97a4c517551c0d078aaabd780bb1d9244f6615e9a5cd98b3a2434707cf2844deb97f80bbe5c68abf9b047a1bbcb1b",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}