{
  "manageEntity": {
    "action": "Repost",
    "entityId": "760335888",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9502c49f6ad9bcded4a66d107fa8cfce0579b91f1fc3a64b3e7c72ebdffd6b3b",
    "signature": "0x5796c298a97bfdd01821901f686565b34c38973850fbcb1835a4d3f8a1340c077d5f387b6ba78de1364e93d413ca611adda1a98fcc7371ed3934fa09cd4dd2cf1c",
    "signer": "0x1d868e2cc29848871636BdCF83a08A975835b6DD",
    "userId": "120328011"
  }
}