{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "806113",
    "entityType": "User",
    "nonce": "0xb9fb64db43f305d1510e40ce141115fb7963c7f6ab0b657226af47b3a8f81881",
    "signature": "0x49f4868128a631a5da7406f4d55c40472162e06eff02e7d657c98bd5e0b2f81637aa9e3bd5f6e097d6aeab28e9faa4055b84bbbffdbb3fdcfaff659bc84568b61b",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}