{
  "manageEntity": {
    "action": "Repost",
    "entityId": "139033613",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x89238f35c3198425141a28840d7c90ee8aefbc11c0caee1ffe2c184646c312cb",
    "signature": "0xb73c6cd2e7433d97881ffffaf95ad546f617beb7a565c11798e1cef5d67efb766021acf3457a3834a931a2e5c4e336bf1d326abef3e3e14bf41f5d90689ca8131b",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}