{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "58429",
    "entityType": "User",
    "nonce": "0x0385d5bf54a985756c1abd364ca945da7d36ff343718c919cda5deac99008936",
    "signature": "0x83c8284842e33f41a3efeaeb1a4b8f359b3c31960eeea4107af0f72462fd74b32b438feab566c1feb60dc75eb4e950f59059a781fe093e61386ba9712380ffcf1b",
    "signer": "0x55F8937EF7902E83b15F5BB7c7bf72a0a2989C54",
    "userId": "233666542"
  }
}