{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59868",
    "entityType": "User",
    "nonce": "0x27beb06977520e8d65e5c26f8faf8cfca3305faa3e489e628268341e468cc785",
    "signature": "0x68b156f0f2861916477a48ecf197f190105bec97b8540b88595a4f40a25f121e425ea085848a1cf9280970614c487a891403d3a58e846225e290c3b06b4431271c",
    "signer": "0xa603e9487Ed7C3C62E8acb85f8f32acFf5d6349b",
    "userId": "278135553"
  }
}