{
  "manageEntity": {
    "action": "Repost",
    "entityId": "544566",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd225b86e887e2dfc3b4f7474741ca5ab50d86ff598d4bd06988dd272c71a7ad7",
    "signature": "0xee59477877fdeeaae6b19beb6eadb13ff002b971754dafebcc5d618783e54efd609edfca52f52a1c543b9b3456158fa032e1819ecdab82eda22292fe7867e4181c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}