{
  "manageEntity": {
    "action": "Repost",
    "entityId": "337358762",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb2b4316a0d8194b2542ec630de3008fbf3df80c10a58d2dfb72574231c57e4de",
    "signature": "0xdda08996fba0621f228a9131d2317a7f8cf5a2cf964005f362bf2f386b9d1f6214794f55c8d4984b04dee489c893de955607d62385a4b0e55a331512cd0bd42f1c",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}