{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "229175580",
    "entityType": "User",
    "nonce": "0xb0d39269f2610becdd83380a6fa751cc31c21139726cbae4da3635d035a9e3c7",
    "signature": "0x3dacf8ccca30502324df03b2e01101a2e29a271bec78d47afe9924427617fe097b5c8d632cb95ba0f080de57bca82789be2b6cdc2cc41c8c678d157ad8d37e7a1c",
    "signer": "0xdCd646a0cD0410890c4847Dd128D4Ad1D37D20d4",
    "userId": "488405658"
  }
}