{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "60765",
    "entityType": "User",
    "nonce": "0x35e94328a76916b4997690d3fa3194b1b06612b2639e27dde8483badd307c192",
    "signature": "0xdb2e90629ada9f2e20b42abee550a068ecb6ab5ca456bc63ee34ce061a46532973ae635f9024f5388c563675a7b5bde173425fee057ce2a12f16b6e04b4252ef1c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}