{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "39211",
    "entityType": "User",
    "nonce": "0xb9b781f3ec4ed58cf77dd6d7f147f7f7d2a560fe6f4a88141583dca361d0c010",
    "signature": "0x9fd246b69698e78116171e09f141972811a65414199fb94e1dc792785c0dd0b63065d45341dfa8621ae3ca4542e471e50935068265a500a8319e23ffcd62ce6a1c",
    "signer": "0x766Ba5816f1Cbcd9649d3b301b8F423CFF252fdb",
    "userId": "758745"
  }
}