{
  "manageEntity": {
    "action": "Repost",
    "entityId": "142403",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x48ad51f2ddb6ffa5c7d6ac72e9094090f82244a486045f0a054d32f775c8b085",
    "signature": "0xea906b9c960d55c467daa993ea5f1fe94b8a2b636bf457b4ab2dba52b34de89f6c211d471492f7365179debc4f26b71fb3e096dbfa2697cec3b14ea62f5dceab1c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}