{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "65239",
    "entityType": "User",
    "nonce": "0x0f9bee37d5cdd5bc314f149044fada0825ba50c9e242d09150235615eb346120",
    "signature": "0x406c7a1a3e9037b3fb954785024084609bf25ddad0f701d0f1282a99e35f30e3469bba8d406f7d74c5197bc58b9c0a1128d8862ff6a54fe961a38063fbe1046a1b",
    "signer": "0x6AAB6EaEa3f7F15750b649C269b0391dcB19dEeb",
    "userId": "92019297"
  }
}