{
  "manageEntity": {
    "action": "Repost",
    "entityId": "758087002",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5bb78cf8c18f6595bfc7022ff0612151bdee478aca3cb2db11271ab02ef768cf",
    "signature": "0x729e859f3b2c5767deb11a1f2e25b87574d94ee0e5ccdfeaed62863f1d5c7a2d5f884965ed77f89cc6c38f7b41e32080daa994f2723262aa0f3f8cbfa5266bfd1b",
    "signer": "0x669C207e15A757a751fd8f623DFf054C6D3D0b05",
    "userId": "121458"
  }
}