{
  "manageEntity": {
    "action": "Repost",
    "entityId": "778921105",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5b35e86089c4291c54483a48006c2b8f65e12c55ff03eb91196553d41e7c046b",
    "signature": "0x499eda6904ab0508c87997dce7ed8a38a31138dec6e4e01fa6035fbe7cfaf5ae3418c8e5b55ac7e4472e360acd51210e35da576603ad0e3b14012ead82f48a521b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}