{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "132553",
    "entityType": "User",
    "nonce": "0x8e7349d4a8bc8e6e426a6e9ef446be04c740bc47d8b5b3d4def263209910a0f5",
    "signature": "0xcd79a31441660bc8eae5dfe9c75427aba4755d55e2baf2e34c5c3e14fed5056c1d90dffb9de000102a2156df95fa5a3d7db8d1f35554f9adf3c543be69b8b05a1c",
    "signer": "0xDf2ffE41EC259B85B3F9C88700b293499D4Ae6C5",
    "userId": "339350040"
  }
}