{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "346345309",
    "entityType": "User",
    "nonce": "0x7cd7cb90d59b49d6dd4361d113c94a0ddd36582ec926e3d3a93c9d1e6ed87c19",
    "signature": "0xe6946ec872c6ac3c51ce219682f870263fa6f216a84dd264b8145315f5ed64c2391a007a4c262035a69ce70f067f192ab392eb4278c05a319ceed0d0529097a81c",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}