{
  "manageEntity": {
    "action": "Repost",
    "entityId": "575213223",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe5753ad737ebe948dc661715da24a054a59d2be57dc3eb251c4dfe4d69832722",
    "signature": "0x3007223587e3e92c021f5b5bca930827350e85d1c2088fc3a1be956c4e819c40760811d2cdd2da8b6a083712abf9a2fed10d77bb90d55957b85c057bfd3990051b",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}