{
  "manageEntity": {
    "action": "Repost",
    "entityId": "538768",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x05ee3585c744f94e68e917841ab5342e65a0607cf15e3bd6807aab3bc814564b",
    "signature": "0xeac4c144de043eda6fa4a17a91cb3b971792c131b860e2ea5402108bb2748c535f1de77ad3f60f4d5bdf00fb6ddadbcf7654dc1f3f0db4e860887852a9ce7cdb1b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}