{
  "manageEntity": {
    "action": "Repost",
    "entityId": "511708",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x462fcf0cfb03ae709b9d1d9c1274e27360d1d26a1dc51bb873fd8422925a8132",
    "signature": "0x1c0fc44b90eac4e8d8da5b394f6f474877cc7e92d5792b45c22f7bf4d7cf88894425932e9019cc9072e7059bc366cd3d91e850be63209eeb274191c726b54d5e1b",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}