{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "80713",
    "entityType": "User",
    "nonce": "0xc8d226df4f365576a71c4645f7f5ed516d5f770e1238c5ee9f280dd20be73d15",
    "signature": "0xbdb80feaa376bc25037eb263889efb235f631fd9173d5cf91c28d640243ac6e27f731c4d33c6cecceb85f1fd2d4725e5f2b64d3a51dd7f80959e663f59ea4ddd1c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}