{
  "manageEntity": {
    "action": "Repost",
    "entityId": "511687",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4cd8ffe98fe7ea4ddf24cef3478cfd3cbe8f663572b384a7fab237ee6cbbce6d",
    "signature": "0x43a4668a8ae245bca4f4340ad170187a13c07e51592c499d5fa8221a5129deaf57222c8b7457356f9cc2e9804a8333bf65c55c48b5abcc0df327b521aea0b45e1b",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}