{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "77604",
    "entityType": "User",
    "nonce": "0x8edd847b39788dd66c2f04ab2595647fcbf1595622608a15199e3a139affba94",
    "signature": "0xf82e738411c3c541c0e213f74802452a54be32cf0c0e18a13eb14d41275740d87df3de53bb3de7d9af82b337332fbcf705f6b239900def1a05fb8faa1e56ec921b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}