{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "25895518",
    "entityType": "User",
    "nonce": "0x8f8e08a76f10a679ddc8657b60849eb1c1dcf9bd598cfc203d080af3ce6774c9",
    "signature": "0x60e2818ec85aca464e341d8fff28b224f9c6bb5e98a76a9951bd527be8e857645ede1f7ba69132b4039c599ef5126f0ddb2cfa6f77c31470146ba5b7edf014ed1c",
    "signer": "0xC4e201BEaDD3933E76e562c99f9F367Ced3f68d7",
    "userId": "533673360"
  }
}