{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "941926592",
    "entityType": "User",
    "nonce": "0x7c91c499a8c723dad0fe12a94b5654eed6e1d1cd7b1c6f3a647a7194464940e8",
    "signature": "0xa24873dde3a012fd77ced78345760cfd94684bb25590a734ab40faa5682ba8dc5b225ac76f61e6a46356d0071190432f9da6e8670c223bce43647fb67e14e5e61c",
    "signer": "0xa899e54a1aE2f8D645E14e3E1EBF6398971ece5A",
    "userId": "906687997"
  }
}