{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "806873848",
    "entityType": "User",
    "nonce": "0x7eab5ddea6e23407d387bf4ab6d8950c936146efb49718480da660266f86c820",
    "signature": "0x2e2639529b0227422572f0bf5aa55bb95250bcc4fd8999f08d9e98dd86c1334840068a0a7b69020af9e7ea757938b605c41f5956ee87883475540180f4a4cdc71b",
    "signer": "0x46323bf87C45258bE3A40FA31E6e17cb9A9829Bd",
    "userId": "654087878"
  }
}