{
  "manageEntity": {
    "action": "Repost",
    "entityId": "158639",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb219822fd6786d6f11151e6e1f9395834c389c6b18280572d3a986b3a6f46d22",
    "signature": "0x1c8898a596bf9f621a308c1a3b0f853eb6cdb38c52821b051782c9cf349b2eac4b971dd571f4cd25cf0c6f88d721b14e97277674a83915b27a73abc445e243ca1c",
    "signer": "0xE22639FD840080b20889373FEa6060B4757eB9c1",
    "userId": "274627911"
  }
}