{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "89655",
    "entityType": "User",
    "nonce": "0x8efd8d894bc0bcdbf97539ed188022ec5cdff8ecd0ccc4ceb84540a07ce4c282",
    "signature": "0xb01c48bf16bcfe32688eb02a3139c2576d1192650ea6076eb87b4094d2dbaa206d242e88b9a9edea0563152036fdd9f90ff3264f4ae1ab7084f8c6f3087a9e271b",
    "signer": "0x6f20258D1188c4f08d27788Ecc9ce87B6af3913e",
    "userId": "469120908"
  }
}