{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "58968",
    "entityType": "User",
    "nonce": "0xc446d8c56045c955b0d1a476152e8bf03e94ebf1c38884f859dd4b7279d8537e",
    "signature": "0xe1046453cd0f408573d9565766c87fc41fce8a715b04b518d79a333b8420ae814fe437caed15486da490f0e9e79e1d8026acd14b4011f490dd0336c1c0cf8ec01b",
    "signer": "0x55F8937EF7902E83b15F5BB7c7bf72a0a2989C54",
    "userId": "233666542"
  }
}