{
  "manageEntity": {
    "action": "Repost",
    "entityId": "643105983",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6c1200f3a0d882c08b5882e1b36875a6bcf369b7f50aa7a1d9f848e37df95c60",
    "signature": "0x49e3177e53d834153e1a892767515ce13f2ce2f4a4ac962f1e4ea20e2d55fa96523253ec34a08de23efe8588c7625c39dffd4ce42a60134f55392ef73dc24e221b",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}