{
  "manageEntity": {
    "action": "Repost",
    "entityId": "375780092",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5f706b9a36d372af48f556f7026d2b4ca6d1102ecc811dd75e30cf9874742a74",
    "signature": "0x5277d30c8cd6e031bf661c5b840f10758a2318a37c4b2bcaa70c7f0c051f4c1363f86a69355ae61928841862afbcdefa277c0b1c982cf8e31e5e3a43df2cb2121c",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}