{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "165464",
    "entityType": "User",
    "nonce": "0x990834778a2464e7eb784aff82e5c2adbd634b73a277e63f8d1b6ba443ddaca5",
    "signature": "0xd929c83f31a60bc787221c1909dade488bbcaf8b983ee7dae2aa210b3b275d341d7358eb9cb5e37d13bdc2e7577be264323af24a3ee0f819dbae84864017ba1c1c",
    "signer": "0xF7F56DF4D8a2Ae2BF9Ca645DC684f84c37BbDaFe",
    "userId": "116272245"
  }
}