{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "382145",
    "entityType": "User",
    "nonce": "0x7d2d9c23fd01bf4d1cc7cbebb187c091dc56695bfc10946f8b3a160b400c8166",
    "signature": "0x091867903cab5cf1b7390f5b25a296b38a2b622686cff6fc8cb95996fb1c48b959c09e8edcbeefd8be44096ddc66a472dbf637ceecf89a0fbbb1f3090502f14a1c",
    "signer": "0x745895918A1926af8a7B4C34Af51BdF98bf5C7C8",
    "userId": "54958731"
  }
}