{
  "manageEntity": {
    "action": "Repost",
    "entityId": "856520",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5d0777cc0669627bcc65e721e9c337ba739c70bee3acc278d39d44556ea5056b",
    "signature": "0x6d34d21f23e9b21be8c4039235578093ecc37bb1c0f746685dc32fff0062c6531e1d95423a57007c73db0612d65229eda0fd2fb5d6a458ea61e006b893e15c121c",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}