{
  "manageEntity": {
    "action": "Repost",
    "entityId": "544487",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3ae1439bd0e25d61cc372c09a5ccdfec19a0fcd342f6762fc2e06715f2670b8e",
    "signature": "0x80630c778c4cf897e0c1e3625f350ccf2b1778329df1026fca8ad41d67d67bb11c4339b9fc674d3de8f25b03994c54f4e5273a1bf7e5795db462cb582d9829581b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}