{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "367647512",
    "entityType": "User",
    "nonce": "0xd09dee2e5b3632d4044f4e1e97e00b46a8c2aa7bea93a03809b25dfc89bf60cd",
    "signature": "0xd7087d30b5d6fe079ec956b4e189c16a76dc51e8c0b065ab56d1573460cb73c851d6ba4295cf3a55b0eba4c3d785b2fbaf6b73ba239ab3a77db9efa8c0b9bc011c",
    "signer": "0x6c1C8d036b3c0119e31Edb58B17D120E6e91C833",
    "userId": "206524150"
  }
}