{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "180808",
    "entityType": "User",
    "nonce": "0xba2606cfb4124f42d5e999ee683edf092d4c2c8942c0b7ce6e72be4f809521c2",
    "signature": "0x2ef3bcf64aafe44f19277809cb07b8bbfc77dd00193ea9f34b76240f9ef052a302578af125d3a3dbdd83b85f2f6ebcdce44a04bb240490c426e670d57d787a811b",
    "signer": "0x55F8937EF7902E83b15F5BB7c7bf72a0a2989C54",
    "userId": "233666542"
  }
}