{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "874277249",
    "entityType": "User",
    "nonce": "0xd1e35895742e802b6d9adc58c8943ac73aaf2602ebc90d564b2c88f41f28b769",
    "signature": "0x7688ac76231f434f947ccc827fd252d4cc58f1d93ecc9448ead7e3ba4d606cf72db326d5b85256c5a950ac33c13ce220661d00d570e5731e5af1128d5d1936531c",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}