{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "44159",
    "entityType": "User",
    "nonce": "0xd9df541d61bf924cde5d6ebe21f27a52973ae7e4e0a928ba6cfb8c5bf7c05988",
    "signature": "0x1df3764983b340d60ced517d2e47e62e219ffbdc904de765ac1b08883051a4317d69594edc6b6666f9ae024fe0ddb3da3de5b25b79d5c134517ae4347ebfb12b1c",
    "signer": "0x9149C438b2FBf68d0e846EEfE2E6B19be686Af42",
    "userId": "843"
  }
}