{
  "manageEntity": {
    "action": "Repost",
    "entityId": "858765521",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xf907234655e66eb67c600e6d904cd4f7c215a8ed1074c845641888178406b1a1",
    "signature": "0xa50f3e240599e0593415d03ae4df4e7b2152ebc1533ec9bb26f0da02d1abd350418005b575178955cfa8266fced886bd541d26b0196e5ff29ceb3558c646ffdc1b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}