{
  "manageEntity": {
    "action": "Repost",
    "entityId": "540803",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe34b811a31892ca2b908422bcd2a081f3b068a56f811b07c7c7bf02c8c73e607",
    "signature": "0xe39255306b5d8826a434754357da307d340d5f9fa95d75fcb0781d77dab5dede67a1f96d5cbd452facb5ab27939d0581b71c8537095780b9f668df438129cf3a1c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}