{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "106406",
    "entityType": "User",
    "nonce": "0x4b7eca7f183290aed4bdb81f568c9cabdbae85747ba299f183a55e5ef847d2eb",
    "signature": "0xb54be5091bbc02481997d2449167f6404a7bc30bc12c39766f97899ee6c052444bc1b74a3ce1be720ae1b1b0204efd041137897ddd63524d48d0de0e0946578a1c",
    "signer": "0xF08935327AeC6306C8d0eb92999567e5496848C9",
    "userId": "989073793"
  }
}