{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "981716494",
    "entityType": "User",
    "nonce": "0xb574e760cc36988359b62e542838fe5af10134efeccf7fe7ab954d203c427e18",
    "signature": "0x897b5eea25367609e063cdf8a5205e7cc41e91ec7528819d35b9f9f97cd26fdd3dbc3f8dd18db2dae8b64125a1e4dccec60fb892043dfcb6b9855601bbe3358f1c",
    "signer": "0x05aba01c97C4F182D989670622abE9c797782dD2",
    "userId": "508263176"
  }
}