{
  "manageEntity": {
    "action": "Repost",
    "entityId": "449981670",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xddab35253e8b7c4c1005d25261f6bd103e7934446f49fade10fc1f469f02e607",
    "signature": "0x4cd1146124cb7ab1efa79ac2400c8177fb2bca25d1cb65cff7fe0b7fa576d86c259fc0942d572a0111033fe22ecc2e297eb4dadcf215b4f189fc4c3831d803901c",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}