{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "906222947",
    "entityType": "User",
    "nonce": "0xeeeed5d11f1dddbf716afdb861dfa13032a9941dc3ca6e951351f058f15f0ee4",
    "signature": "0xb80ef2cecee230e1f7025cb60a6b16f08c84ebc0de5df2d1c123f4de98d73387615c831c75adbb24600f87e6311f37d911c91a25ee65167a3ff765506ac0f6c41b",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}