{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "28155",
    "entityType": "User",
    "nonce": "0x2b3786391cb150a154cbb5ebb379dbc97025fc2c1c2fce3efcb99162fbe57839",
    "signature": "0xb3d17e3a82266a0b6d5d54307a99917e2a952965c7d528495f42b7b7917bf0ab11ed6300cb40770bcef1cdc3b25d5ed6ffda62380b51d7413e8fd57ae3e773641c",
    "signer": "0x2ACda02e37Db2DC08f82aEFAB268F0610974bb3c",
    "userId": "416239376"
  }
}