{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "36031",
    "entityType": "User",
    "nonce": "0x4a5b85cf512dd2709c43d713da7cf81139a66af714ee2b25f308d73a400eae00",
    "signature": "0x8f3e9a92a43d00b2462a6a03f5058dc616e037d184a94fcfd7d5824719be20f07ad4baefa89f5bc46a7641eecc331af62f9c57f1f11e630769c363279a79cc641b",
    "signer": "0x55F8937EF7902E83b15F5BB7c7bf72a0a2989C54",
    "userId": "233666542"
  }
}