{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "28155",
    "entityType": "User",
    "nonce": "0x2150deeb30cf7a25d1e8f20dd2a1125c5986b2f2c66d1d058214ef77291444f9",
    "signature": "0x73971bb47c50f53349bf00cb93b886bb68cfa10ee8d44813b38c4565723c1c453002ec44278bc414d528f4abe44a4e732e21ed6d4fbe6571d9d439b413cdf6b31b",
    "signer": "0x59765b22C96E88dA578af23E8611d6ca2dcCd7C9",
    "userId": "377610060"
  }
}