{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59868",
    "entityType": "User",
    "nonce": "0x437588ae88ed934ac3d5ecd409126d779fdff19ec54f67c69da8956ae92c925b",
    "signature": "0xefe541aba81b64204deb9658e2131725a36eb372a5d447390fd6d409d3306f7d5615da63673171c1dacf33cbaecac4e06145ee12a52499ef67bfaf33cec4c57d1b",
    "signer": "0xad6b380E71b2624b259f016e11ED900c9032c287",
    "userId": "918567161"
  }
}