{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1559642808",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x49a5dda0f14017ddd75b1d32c87f33cf9f946d4b0c3ef87f8a7f6264e49284e3",
    "signature": "0x946f16c201c634ecba00a083884bb3a4aa2a9e2bd2a0d155f3f4e8ee0e8af2351c254c7ad678337669adcdac570d450e3f4fc64d9bb690e4e04f046cec584f621c",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}