{
  "manageEntity": {
    "action": "Repost",
    "entityId": "120878",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xdd18b29c2da39e72f7db44e47a0050b797274ae08d0ef41cd1c4d70dbf919491",
    "signature": "0xb637b2eb8ac0b0e99859bd88b4702073d775bfd935b006ba571c8bc4ea56e547737261c7f6c9cd4f97da447f13069f527b3e1f4e9b89eaa0e86ff862a2f411da1b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}