{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "25895518",
    "entityType": "User",
    "nonce": "0x1295d488ca69dd6a37567ded973357a485544359c00ffe46eda6b02008cc2b59",
    "signature": "0xa45e5633609dec29c1115bb6d199af91dcb4005803e72da721cbb7b95e4e402341ea52decebaa5fcd5605547e57f3d94431038d5d824954cb65eb2723c5342cc1b",
    "signer": "0x9e170ccdBeCf0871259759c43e12DE99fcf47Fed",
    "userId": "898176077"
  }
}