{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "159467",
    "entityType": "User",
    "nonce": "0x5e6d46df42e5b55c0761b19bae99eab1b9ddeda6c63c4c697a379ad276ffafa7",
    "signature": "0xf7a7a040b9b6867085a11bf012408b39243fa7aa68ea90d62b88a0852b9f7ca9426439fa2927d56dabf9de278ba72c3a815541c074f93f3aef41b9bdd050c8a01b",
    "signer": "0xD1afcB973C474bB78f360cbc813764a2549a5bf2",
    "userId": "610582466"
  }
}