{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "395602",
    "entityType": "User",
    "nonce": "0xd98937fb49f5db859a7141586205261a674662671baa248f5a9989634aff54a9",
    "signature": "0x7f2f04073beff4c0994a808cff64410a95858ec4100d826d8d247953070f7ffb6ca37497d522ecb4271b115b2d4568fc483fef593c60dba8db5d4a98ce23808d1c",
    "signer": "0x1c4Ee34565eE3A8304706138026D7518821F356F",
    "userId": "584804802"
  }
}