{
  "manageEntity": {
    "action": "Repost",
    "entityId": "305597",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3c45d3e879e3abf71f91afb1da407ec0dfa86bf40f686f02622ef20947e1efc4",
    "signature": "0x4e4600da5caf0e1aafe155a83997375469526f447dbba32607d470047cafbc55264d071486c76a884aa18347190ed656a0946e6c85425870d58ab17b59d6c2421c",
    "signer": "0x54A7bEEa4225786D727D79eDe3df2AaB446aC63A",
    "userId": "757958666"
  }
}