{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "89082",
    "entityType": "User",
    "nonce": "0x67ad0cd425242f41d7ac0258a681641915c846c287a967d161ec574dd9334c2e",
    "signature": "0xcf07e89000059033fc278aaf169c0480e8c659d0c8d8ceaeb80e228ac8fb1d8f5a8a6cfc1e82d04deb347c5907b3bd5d16c2241c4d7f24d76016603cc6ba96df1c",
    "signer": "0x49368dB15B9A78dF090195AD4338818bfA70C88A",
    "userId": "381576190"
  }
}