{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "593684426",
    "entityType": "User",
    "nonce": "0x76cfd8bf69e91ff355fd7d39f0d09d99851ec156318205dbc2c00d53d680d052",
    "signature": "0x5827ef7a651bdf8074bb1da23977ca9f0c9ffdc0daa8d97bf6d91b1af4613fa867324bafad7b8b641ca5b5c8bc304a89e4ad6244bdb764a5303249db0b51fd691c",
    "signer": "0x05aba01c97C4F182D989670622abE9c797782dD2",
    "userId": "508263176"
  }
}