{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "362962",
    "entityType": "User",
    "nonce": "0x6ced852fb5b688ea8ae0c8cd2f59ae6f17bc15f8679d11021fa99973134defc6",
    "signature": "0x5942dad371dfa2c66ac25eafad4ab613081da7b716e4be11d058fdfc96240b7f2fbdadad522d295f118c1b445941392146a731c5ad579420e2111c8cfb015eeb1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}