{
  "manageEntity": {
    "action": "Repost",
    "entityId": "819507415",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xc4c0b8690edaa091fbf91b37b83b26e79741d34a19738521b276e1374040994b",
    "signature": "0x511fafab303ec002d82edd25a15aa81bff06d99b294a793af03f66289bd9a8ba7f115b80e928cef808c0af67d6e720a73cf89440c3177c06d2beaf6151f7ab471c",
    "signer": "0xEeea4f65FD2D7EffBC68176EAbe8544B088Aed57",
    "userId": "584616263"
  }
}