{
  "manageEntity": {
    "action": "Repost",
    "entityId": "475564683",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb5ce1a34f4d644e41f079b86ed096679cb373eee7dc70c5cf720260065b681e9",
    "signature": "0xa1026ac9580f3a9afb04f8d2a499cc983052ecc74b21605d319c32e1ebb3fa145645fbc6ac4fda0ddd56b3ade5b6212450abd34333f3d7983bc2d42f069e04f41b",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}