{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "780183",
    "entityType": "User",
    "nonce": "0x7562271a1e8daf24212be49da20ccf1fddb27dfef961562f096acf479bf0653c",
    "signature": "0xaa6d159be60907e4338d6a02f9eaf39246a0ec468d507bf2536c66e2fb625ddd142fdeffd92d6385704d6277967914ba52573a003ab0f38e11723af013c85ec91b",
    "signer": "0xA09C93F41C5Eea798006AF9F643B06777a6f9a96",
    "userId": "704608287"
  }
}