{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "135687",
    "entityType": "User",
    "nonce": "0x390a5e81d4237ec955fab4d596e2c243db035253fee594776206e0384d260c07",
    "signature": "0x86d921566d28a2465da6c08d40be68ead5e05e604ffc729f235e067a52931ffc27115c8ba8a6b700092055c574905fd20b02c97dc661686305ad7b0ebbe06b7e1c",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}