{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1575612306",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8277830d4e751afcf9bca380bdbf90effd43d4c07cce18d5f9f09fa9e662abda",
    "signature": "0xd74bef7ab9dfc388e1c46ee05ace05561163824baffe40cf482aee09fa985de352c1b6ab41d374a499520bcff2eb0e94faa05ddb491144bdb09d06d535d754da1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}