{
  "manageEntity": {
    "action": "Repost",
    "entityId": "428908707",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd8713c20fe484e755b7dfeb65e2e7b259c53a9038920b98510c2416f0f4d5243",
    "signature": "0xca0e4ea0bbf6b013f909133375861e183b56011976eadda17fd331a657fe1cb84637518107fbeddd77bbbb54dbecf3c22fe77e903a7c9a0c21ca92aba88334571c",
    "signer": "0x669C207e15A757a751fd8f623DFf054C6D3D0b05",
    "userId": "121458"
  }
}