{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "29401",
    "entityType": "User",
    "nonce": "0xb87dfa7182ec24ceff94289e1df236b080c181063af7635c32e56cd98db24062",
    "signature": "0x739cf29948fb6c5e329ed8b1b7a8b0c2f31742d691336c1c5973119199550f44197d1dc78d04f19c47a6315845db6a4ab51050003346f6902d9ee5674f458f1c1c",
    "signer": "0x1c4Ee34565eE3A8304706138026D7518821F356F",
    "userId": "584804802"
  }
}