{
  "manageEntity": {
    "action": "Repost",
    "entityId": "854371",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3c3fae9ced5803ff9bceb478c370f5c3b4ed99b268a647f6dc1dc91e8ce8ef90",
    "signature": "0x226af195bb67eede492da4fdcb870169cd14b577633ecab67bea8326d3179ccf534e342682551352393d011fc71dc7a8f68eeb51630d3a5dc32d690f92d50d751c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}