{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1573799778",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb5e16d8827e06cdc0daff2d6ab9768eaee83d47f69d95fd5ca53847b8a26aa32",
    "signature": "0x31447243d22ed159e0ad4e3daad0e859c8543d3b15a3735c4e40e8cc333d46ac3cc318a9d405c1f0019a96ee936be9f4dcd9f4758257f23b4f25e24f763b527d1c",
    "signer": "0x1d868e2cc29848871636BdCF83a08A975835b6DD",
    "userId": "120328011"
  }
}