---
title: "transaction.dropped"
method: POST
path: "transaction.dropped"
---

# transaction.dropped

`POST transaction.dropped` (webhook)

A pending transaction at a watched address (address webhooks with 0 in notify_at) or a registered one left the mempool without confirming, and nothing replaced it.

## Headers

- `SoChain-Signature` string, required
- `SoChain-Event` string, required
- `SoChain-Delivery` string, required

## Payload

- EventTransactionDropped
  - `id` string, required: Unique event ID: de-duplicate on it.
  - `type` 'transaction.dropped', required
  - `created` integer, required: Unix time.
  - `network` 'BTC' | 'LTC' | 'DOGE' | 'ZEC' | 'BTCTEST' | 'LTCTEST' | 'DOGETEST' | 'ZECTEST', required
  - `data` object, required: The details, in v3 field names.
    - `bucket` string, nullable
    - `address` string: Address webhooks only.
    - `hash` string

## Acknowledgement `2XX`

Received. Anything else, or no answer within 30 seconds, is retried: after 1 min, 5 min, 30 min, 2 h, 6 h, 12 h and 24 h.

---

[API](https://skmtc.dev/sochain/apis/sochain-api.md) · [All operations](https://skmtc.dev/sochain/apis/sochain-api/llms.txt) · [OpenAPI document](https://skmtc.dev/sochain/apis/sochain-api/revisions/80682797b38f?raw)