{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "261134",
    "entityType": "User",
    "nonce": "0xb7549642912180bdb855440ac044231fa138eaabdb485df081145059620e0fc2",
    "signature": "0x5b8eda8162caeb05982c0cecfd098c8a2953344f67e6cbc345dd8dfa23377a547457dffc96574428d92a36835ef95a23389c644d5ab9a557fb4b5d7abb2b576e1b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}