{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "766654",
    "entityType": "User",
    "nonce": "0xb20dd0ffa2a506d6751f16444dcfa491d47430ffe7112686f61461edb8c95cb7",
    "signature": "0xe4c80fee414df6326626a8b52fcacf19543d9b6a1cd3fff308ad59678a851ca86ed229d7c437e4c2f4d7f3af38db3095423cbc1c769df5a82b6d0659662e56f41c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}