{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "385732",
    "entityType": "User",
    "nonce": "0x0c0b1ba982fd6c30966eb6098d97f2202b4e51ec7191920f4069389b29d9bb4f",
    "signature": "0xa195d8abd210851bf8a8f307d9e1f1041fdb889e9b25b63ac191a4b56316e1b744306cce4de693f5288f9e23e67b20cda302c58e73a8d4aeafe8aa31704549761b",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}