{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x735e65f8fcaaddf8de1a98877c9514f8abe372ba4d36ef2694ccd99a0bce8836",
    "signature": "0x243234765773fc3cee9c06065964b6668db2e8e0fb6f05385a6c988e2f72ce9c7e2163a0891e9b1348f6c7c31e20213e406b9304610257b10faca4bc153cef481c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}